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<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Biology | smithsonianmag.com</title><link>https://www.smithsonianmag.com/rss/tag/biology/</link><description>RSS feed for Biology</description><atom:link href="https://www.smithsonianmag.com/rss/tag/biology/" rel="self"/><language>en</language><lastBuildDate>Wed, 30 Sep 2026 18:00:14 +0000</lastBuildDate><item><title>Could Saturn's Moon Enceladus Host Alien Life? Earth Microbes Can Live in Its Simulated Environment, Boosting Its Potential Habitability</title><link>https://www.smithsonianmag.com/smart-news/could-saturns-moon-enceladus-host-alien-life-earth-microbes-can-live-in-its-simulated-environment-boosting-its-potential-habitability-180989589/</link><description>Enceladus is covered in ice, but that layer might hide a subsurface ocean. Researchers have long wondered if the salty body of water has the right conditions to host life, and now, a team suggests that an Earthly, heat-loving organism could thrive there</description><pubDate>Wed, 30 Sep 2026 18:00:14 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/could-saturns-moon-enceladus-host-alien-life-earth-microbes-can-live-in-its-simulated-environment-boosting-its-potential-habitability-180989589/</guid><enclosure length="534915" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/2WMBsWbYgVpPIUoMmkr3Mt3IeMU=/420x240/filters:focal(750x500:751x501)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/ea/ef/eaefd54c-2822-499d-a433-7d4e116a31a2/smithsonian_feature_images_26.png"/></item><item><title>Is More Protein Always Better? Despite the Craze Around the Nutrient, Research-Backed Evidence About Its Benefits Is Complicated</title><link>https://www.smithsonianmag.com/science-nature/is-more-protein-always-better-despite-the-craze-around-the-nutrient-research-backed-evidence-about-its-benefits-is-complicated-180989584/</link><description>It can be difficult to see through the array of flashy, protein-packed products and determine whether you need more of it—and which foods to consume to get it. We asked health experts about the benefits and drawbacks of chasing protein</description><pubDate>Wed, 30 Sep 2026 12:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/science-nature/is-more-protein-always-better-despite-the-craze-around-the-nutrient-research-backed-evidence-about-its-benefits-is-complicated-180989584/</guid><enclosure length="1609046" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/zm0M4WEi_0EeSJcIvbkyaTYGz4w=/420x240/filters:focal(750x500:751x501)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/c6/78/c678519b-88a7-4653-9c5c-3d93977dc6db/smithmag-protein-v3.jpg"/></item><item><title>Anthropic Says Its A.I. Discovered a New Enzyme System That Resembles the Revolutionary Gene-Editing Tool CRISPR</title><link>https://www.smithsonianmag.com/smart-news/anthropic-says-its-ai-discovered-a-new-enzyme-system-that-resembles-the-revolutionary-gene-editing-tool-crispr-180989578/</link><description>Experts at the company don't know what the newfound system does, so its potential utility in biology—if any—remains unclear. But the work marks a major advancement because the A.I. made this discovery mostly on its own</description><pubDate>Tue, 29 Sep 2026 18:16:27 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/anthropic-says-its-ai-discovered-a-new-enzyme-system-that-resembles-the-revolutionary-gene-editing-tool-crispr-180989578/</guid><enclosure length="3699319" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/AER28tCCSbXzov2lp_ZYgL_qfb4=/420x240/filters:focal(1757x841:1758x842)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/a0/c7/a0c7f0f1-1d56-4cbe-9ac6-2aa724305fdd/screenshot_2026-09-28_at_125214.png"/></item><item><title>Two Heads Are Better Than One: Rare, Double-Headed Turtle Hatchling Discovered on Cape Cod</title><link>https://www.smithsonianmag.com/smart-news/two-heads-are-better-than-one-rare-double-headed-turtle-hatchling-discovered-on-cape-cod-180989579/</link><description>The tiny diamondback terrapin was brought to a wildlife center on September 17. At the time, the creature weighed about as much as a nickel</description><pubDate>Tue, 29 Sep 2026 13:33:21 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/two-heads-are-better-than-one-rare-double-headed-turtle-hatchling-discovered-on-cape-cod-180989579/</guid><enclosure length="584558" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/flwUuAGybpt7R1nDtt2k5FwihnQ=/420x240/filters:focal(816x482:817x483)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/c1/32/c1323fed-f8b0-41ff-be13-e2a9fa983d82/813878266_1366770682282989_6709670340602065331_n.jpg"/></item><item><title>Meet the 'Fire Amoeba,' a Newfound Blobby Organism That's Defying Expectations About How Much Heat Complex Life Can Handle</title><link>https://www.smithsonianmag.com/smart-news/meet-the-fire-amoeba-a-newfound-blobby-organism-thats-defying-expectations-about-how-much-heat-complex-life-can-handle-180989557/</link><description>The newly described species, found in Northern California's Lassen Volcanic National Park, can still reproduce at 145 degrees Fahrenheit and move around at 147 degrees, according to a new study</description><pubDate>Mon, 28 Sep 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/meet-the-fire-amoeba-a-newfound-blobby-organism-thats-defying-expectations-about-how-much-heat-complex-life-can-handle-180989557/</guid><enclosure length="2573235" type="image/gif" url="https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/c7/9d/c79d90e8-831d-4825-8797-bbe79e8d3113/adobe_express_-_movies12_60c_normalmotility_switching_1080p_crop.gif"/></item><item><title>Two New Stick Insect Species Have Been Discovered in Australia—and Another One Was Hiding in Plain Sight</title><link>https://www.smithsonianmag.com/smart-news/two-new-stick-insect-species-have-been-discovered-in-australiaand-another-one-was-hiding-in-plain-sight-180989575/</link><description>The new discoveries emphasize that scientists have a lot left to learn about insect diversity, even in areas with many observations</description><pubDate>Fri, 25 Sep 2026 19:03:30 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/two-new-stick-insect-species-have-been-discovered-in-australiaand-another-one-was-hiding-in-plain-sight-180989575/</guid><enclosure length="714180" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/jPCib-s7FZd7gQJP35seTjiOVEI=/420x240/filters:focal(992x661:993x662)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/50/e9/50e99089-da9f-4a3d-896e-28f2bd58ca21/aen70096-fig-0001-m.jpg"/></item><item><title>Where Did Bats Originate? Huge Genetic Study May Have Settled the Longstanding Debate and Rewritten the Creatures' Evolutionary Tree</title><link>https://www.smithsonianmag.com/smart-news/where-did-bats-originate-huge-genetic-study-may-have-settled-the-longstanding-debate-and-rewritten-the-creatures-evolutionary-tree-180989568/</link><description>The flying mammals likely arose 65 million years ago in Europe, before spreading to Africa and then the rest of the world, according to the new research</description><pubDate>Fri, 25 Sep 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/where-did-bats-originate-huge-genetic-study-may-have-settled-the-longstanding-debate-and-rewritten-the-creatures-evolutionary-tree-180989568/</guid><enclosure length="1043630" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/uuEuehsJazuE5uGnWRcdlXpjP5k=/420x240/filters:focal(1112x953:1113x954)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/90/d9/90d902fa-11d3-4e16-a7b8-e242a46643dc/common_vampire_bat_desmodus_rotundus_credit_brock_and_sherri_fenton.jpg"/></item><item><title>Some Birdsongs Are More Pleasing to Human Ears Than Others. Higher-Pitched, Complex Calls Tend to Sound More Beautiful to Us</title><link>https://www.smithsonianmag.com/smart-news/some-birdsongs-are-more-pleasing-to-human-ears-than-others-higher-pitched-complex-calls-tend-to-sound-more-beautiful-to-us-180989540/</link><description>In a new study, more than 80 participants rated the pleasantness of vocalizations made by 123 European bird species. Researchers then looked at the acoustic qualities of the most—and least—liked songs</description><pubDate>Thu, 24 Sep 2026 19:01:33 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/some-birdsongs-are-more-pleasing-to-human-ears-than-others-higher-pitched-complex-calls-tend-to-sound-more-beautiful-to-us-180989540/</guid><enclosure length="440139" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/0cXIGotQWI2L9zGMThhIwHBn6_s=/420x240/filters:focal(960x640:961x641)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/21/c6/21c63376-978a-418b-8d0a-4a26db1c4fdf/common_blackbird.jpg"/></item><item><title>Meet Bubbles, a Dolphin in Australia Who Chases Fish Until They Barf—Then Eats Their Upchucked Meals</title><link>https://www.smithsonianmag.com/smart-news/meet-bubbles-a-dolphin-in-australia-that-chases-fish-until-they-barf-then-eats-their-upchucked-meals-180989547/</link><description>Scientists recorded 11 instances of Bubbles successfully snacking this way. They mark some of the first detailed observations of kleptoparasitism, or food stealing, in cetaceans, the group of marine mammals that includes dolphins, whales and porpoises</description><pubDate>Wed, 23 Sep 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/meet-bubbles-a-dolphin-in-australia-that-chases-fish-until-they-barf-then-eats-their-upchucked-meals-180989547/</guid><enclosure length="3861241" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/lbCxiqblHupowunVdW2lV9DtjJg=/420x240/filters:focal(1200x800:1201x801)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/a8/a5/a8a5e093-276c-42c5-b311-5439a069f9c0/bubbles-lei-tracyolive.jpg"/></item><item><title>Scientists Say the Human Brain Might Be Made of Two Distinct Nervous Systems That Got Squished Together</title><link>https://www.smithsonianmag.com/smart-news/scientists-say-the-human-brain-might-be-made-of-two-distinct-nervous-systems-that-got-squished-together-180989539/</link><description>Two separate types of progenitor cells give rise to the front and back of the organ, according to a new study. The findings can help researchers study human diseases that affect the hindbrain, since its nerve cells have previously been difficult—if not impossible—to make in the lab</description><pubDate>Tue, 22 Sep 2026 15:54:17 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/scientists-say-the-human-brain-might-be-made-of-two-distinct-nervous-systems-that-got-squished-together-180989539/</guid><enclosure length="1118615" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/OoqxJqncPFnxldpfxssB_S9-TRI=/420x240/filters:focal(865x489:866x490)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/6f/61/6f6104c5-5a61-4d34-97e6-3dbac1a73fb8/original.jpeg"/></item><item><title>Cameras Capture Adult Chimpanzees Passing Tools—and Know-How—to Their Young, Teaching Important Skills to the Next Generation</title><link>https://www.smithsonianmag.com/smart-news/cameras-capture-adult-chimpanzees-passing-tools-and-know-how-to-their-young-teaching-important-skills-to-the-next-generation-180989538/</link><description>Researchers recorded footage of wild chimps in Senegal showing youngsters how to use sticks to fish out ants and how to smash baobab fruit against rocks to open it, among other instances of instruction</description><pubDate>Tue, 22 Sep 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/cameras-capture-adult-chimpanzees-passing-tools-and-know-how-to-their-young-teaching-important-skills-to-the-next-generation-180989538/</guid><enclosure length="318730" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/97cRORPq3H_dm8J6lBNMfbU-rH4=/420x240/filters:focal(1327x759:1328x760)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/7d/21/7d212fa5-0e5b-4fca-ba66-a35bf7afc9d2/sin_titulo.jpg"/></item><item><title>The Brain Shrinks as We Age and During Major Transitions. But Surprisingly, It Seems to Take a Break From Rewiring During Menopause</title><link>https://www.smithsonianmag.com/smart-news/the-brain-shrinks-as-we-age-and-during-major-transitions-but-surprisingly-it-seems-to-take-a-break-from-rewiring-during-menopause-180989527/</link><description>Puberty, pregnancy and menopause are the three major hormonal transitions for the female brain. Researchers already knew that during the first two, the organ fine-tunes itself in response to hormonal shifts, but they haven't been sure about the third</description><pubDate>Mon, 21 Sep 2026 18:51:14 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/the-brain-shrinks-as-we-age-and-during-major-transitions-but-surprisingly-it-seems-to-take-a-break-from-rewiring-during-menopause-180989527/</guid><enclosure length="7237879" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/LuCbFZOj_kqnmN-R_3rBvOGHsVI=/420x240/filters:focal(3000x2000:3001x2001)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/b1/75/b1753ed1-7500-46e3-8bd7-3c6c9bf0a99e/menopause-brain.jpg"/></item><item><title>Meet the Adorable and Tiny Tilcayo, the First Brand-New Cat Species Identified in More Than a Century</title><link>https://www.smithsonianmag.com/smart-news/meet-the-adorable-and-tiny-tilcayo-the-first-brand-new-cat-species-identified-in-more-than-a-century-180989528/</link><description>Discovered in a cloud forest in Bolivia, the diminutive felines are smaller than a house cat and covered in large, irregularly shaped rosettes</description><pubDate>Mon, 21 Sep 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/meet-the-adorable-and-tiny-tilcayo-the-first-brand-new-cat-species-identified-in-more-than-a-century-180989528/</guid><enclosure length="12420907" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/lCdghsaIg8Iobhz8wITslCOGbII=/420x240/filters:focal(4128x2752:4129x2753)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/af/22/af229ab4-630e-4e98-bb4b-bf07985f9886/02_ngs2026expl_paola_nogales_cr_fernando_faciole_1382.jpg"/></item><item><title>A Humpback Whale Mom Stayed With Her Stillborn Calf, Repeatedly Touching It and Staring Into Its Eyes. Was She Grieving?</title><link>https://www.smithsonianmag.com/smart-news/a-humpback-whale-mom-stayed-with-her-stillborn-calf-repeatedly-touchingi-it-and-staring-into-its-eyes-was-she-grieving-180989516/</link><description>Observed last year off the coast of Queensland, Australia, this event marks the first documentation of a stillbirth in the species, providing a rare glimpse at how the highly social animals respond to death</description><pubDate>Fri, 18 Sep 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/a-humpback-whale-mom-stayed-with-her-stillborn-calf-repeatedly-touchingi-it-and-staring-into-its-eyes-was-she-grieving-180989516/</guid><enclosure length="2260026" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/IpN2zeC4Ek1Eyt2U423LyMgGaHk=/420x240/filters:focal(2560x1707:2561x1708)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/6c/2b/6c2b9cb4-4047-4020-8266-b2b2a9ddf278/15194165793_23452f7980_5k.jpg"/></item><item><title>Scientists Created Mice With Half-Human Brains. The Hybrid Animals Could Revolutionize Our Understanding of Neurological Disorders</title><link>https://www.smithsonianmag.com/smart-news/scientists-created-mice-with-half-human-brains-the-hybrid-animals-could-revolutionize-our-understanding-of-neurological-disorders-180989518/</link><description>Our brains and their associated diseases are notoriously hard to study. So researchers developed an animal model with a cortex—the brain’s outer layer—grown from human-derived cells</description><pubDate>Thu, 17 Sep 2026 20:16:55 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/scientists-created-mice-with-half-human-brains-the-hybrid-animals-could-revolutionize-our-understanding-of-neurological-disorders-180989518/</guid><enclosure length="1547154" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/fANTk77GNIecwvj39uxSR7VQnm0=/420x240/filters:focal(750x500:751x501)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/0a/75/0a75c260-fa9a-425c-bf5e-b90eaf93c0f5/mouse-brain.png"/></item><item><title>This New Brain Map Shows Every Nerve Cell in an Adult Male Fruit Fly's Central Nervous System. Here's Why That Matters</title><link>https://www.smithsonianmag.com/smart-news/this-new-brain-map-shows-every-nerve-cell-in-an-adult-male-fruit-flys-central-nervous-system-heres-why-that-matters-180989490/</link><description>The recently released "connectome" joins a previously completed map of an adult female fruit fly’s brain. The digital 3D diagrams allow scientists to trace precise neural paths in the bugs’ brains, which can unlock secrets about the organ in humans</description><pubDate>Wed, 16 Sep 2026 16:17:14 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/this-new-brain-map-shows-every-nerve-cell-in-an-adult-male-fruit-flys-central-nervous-system-heres-why-that-matters-180989490/</guid><enclosure length="359650" type="image/webp" url="https://th-thumbnailer.cdn-si-edu.com/guNOla-4Oo9ndnYwDa19lmK5CXI=/420x240/filters:focal(960x649:961x650)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/a6/ce/a6cea92b-eaa2-4db6-8548-7259a539330c/connectome-nervous-system.webp"/></item><item><title>Some Fish in the Great Lakes Might Be More Than 400 Years Old, a Study Suggests, Outliving Around 15 Generations of Humans</title><link>https://www.smithsonianmag.com/science-nature/some-fish-in-the-great-lakes-might-be-more-than-400-years-old-a-study-suggests-outliving-around-15-generations-of-humans-180989500/</link><description>Lake sturgeon may be among the longest-living vertebrates, second only to Greenland sharks, according to recent research. However, scientists note that follow-up work is necessary to clarify the species’ life span</description><pubDate>Wed, 16 Sep 2026 13:43:20 +0000</pubDate><guid>https://www.smithsonianmag.com/science-nature/some-fish-in-the-great-lakes-might-be-more-than-400-years-old-a-study-suggests-outliving-around-15-generations-of-humans-180989500/</guid><enclosure length="84748" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/PXxjXVAbxePFCbMo70I_7XX0d6E=/420x240/filters:focal(512x385:513x386)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/14/c4/14c43964-f878-4613-99bf-1c76046c3dca/15813162892_742f224e67_o.jpg"/></item><item><title>Two Chonky, Mountain-Dwelling Marmots Were Found in the Bay Area. What Were They Doing So Far Away From Their Home?</title><link>https://www.smithsonianmag.com/smart-news/marmot-mystery-how-did-these-large-mountain-dwelling-rodents-end-up-in-the-bay-area-180989502/</link><description>The two rodents of unusual size, rescued this month, might have hitched a ride in the engine compartment of a vehicle coming down from the mountains, wildlife officials say</description><pubDate>Tue, 15 Sep 2026 20:21:10 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/marmot-mystery-how-did-these-large-mountain-dwelling-rodents-end-up-in-the-bay-area-180989502/</guid><enclosure length="8664699" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/1ogNRUZ7zA9Vuhp92F6Fb41COO0=/420x240/filters:focal(2334x1556:2335x1557)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/f7/54/f754e031-1614-42ee-9b0c-022345f0317e/a5d22217-e8bc-4113-8afc-d3ab205b28e4original.jpg"/></item><item><title>The Tasmanian Tiger Was Branded a Livestock Killer. New Research Challenges That Myth</title><link>https://www.smithsonianmag.com/smart-news/the-tasmanian-tiger-was-branded-a-livestock-killer-new-research-challenges-that-myth-180989473/</link><description>Thylacines had powerful snapping bites suited for catching small and medium-sized prey like bandicoots—not taking down large animals such as sheep and cattle, as European colonists feared</description><pubDate>Thu, 10 Sep 2026 17:43:58 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/the-tasmanian-tiger-was-branded-a-livestock-killer-new-research-challenges-that-myth-180989473/</guid><enclosure length="8382856" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/uzQxZxvujBFwevvxZuLNUx-jAfo=/420x240/filters:focal(3480x2320:3481x2321)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/64/0e/640ee1aa-7852-4c3a-b054-2d4a85256c77/vera_weisbecker_and_thylacine_snout.jpg"/></item><item><title>The Tip of This Snake's Tail Looks Like a Spider. But Inside, Its Bones Are 'Bizarrely Normal'</title><link>https://www.smithsonianmag.com/smart-news/the-tip-of-this-snakes-tail-looks-like-a-spider-but-inside-its-bones-are-bizarrely-normal-180989478/</link><description>High-tech scans reveal the first detailed look at the internal anatomy of the spider-tailed horned viper. The findings shed light on little-known snake vertebrae and highlight the difficulty of predicting what an animal looks like from its skeleton</description><pubDate>Thu, 10 Sep 2026 16:06:57 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/the-tip-of-this-snakes-tail-looks-like-a-spider-but-inside-its-bones-are-bizarrely-normal-180989478/</guid><enclosure length="182448" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/r9fwX9BhqbZbUh3HAly27Tm2SBo=/420x240/filters:focal(350x250:351x251)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/b1/6a/b16a91bf-2945-4bf1-be26-b0f0039c530a/0274.jpeg"/></item><item><title>Peptides Are All the Rage, Promising Miracle Cures and Makeovers Delivered by Injection. How Did We Get Here?</title><link>https://www.smithsonianmag.com/science-nature/peptides-are-all-the-rage-promising-miracle-cures-and-makeovers-delivered-by-injection-how-did-we-get-here-180989454/</link><description>Experts say the peptide craze is part of a broader phenomenon, as patients look beyond the regulated health system to address problems that doctors have struggled to treat</description><pubDate>Wed, 09 Sep 2026 18:28:15 +0000</pubDate><guid>https://www.smithsonianmag.com/science-nature/peptides-are-all-the-rage-promising-miracle-cures-and-makeovers-delivered-by-injection-how-did-we-get-here-180989454/</guid><enclosure length="1070844" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/fYXjrgi6pPFWVp7UCRFoY8_kvhk=/420x240/filters:focal(353x265:354x266)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/59/49/59497682-9b3c-4ff7-9d94-c78d21f661cc/gettyimages-2201698070.jpg"/></item><item><title>Stealing Candy From Children, Splash-Proof Urinals and Buried Panties, Oh My! Here Are the Winners of the 2026 Ig Nobel Prizes</title><link>https://www.smithsonianmag.com/smart-news/stealing-candy-from-children-splash-proof-urinals-and-buried-panties-oh-my-here-are-the-winners-of-the-2026-ig-nobel-prizes-180989463/</link><description>The awards are an unaffiliated spoof of the Nobel Prizes. They highlight research achievements that are surprising and silly-sounding—but also make people think</description><pubDate>Tue, 08 Sep 2026 20:50:44 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/stealing-candy-from-children-splash-proof-urinals-and-buried-panties-oh-my-here-are-the-winners-of-the-2026-ig-nobel-prizes-180989463/</guid><enclosure length="357309" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/7cwdXb5s4p2qGCbM-5jnKSkc0mw=/420x240/filters:focal(1024x819:1025x820)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/5a/18/5a18ee76-29b8-4312-801b-10403122a8b9/790301025_1907260287363681_7934810595457474372_n.jpg"/></item><item><title>GLP-1 Weight-Loss Drugs Can Slow Aging and Extend Life Span, Mouse Study Suggests</title><link>https://www.smithsonianmag.com/smart-news/GLP-1-weight-loss-drugs-can-slow-aging-and-extend-lifespan-mouse-study-suggests-180989452/</link><description>Older female mice—equivalent in age to 60-year-old women—given daily injections of the active ingredient in Ozempic lived about 12 percent longer than animals that didn't receive the drug</description><pubDate>Fri, 04 Sep 2026 15:16:21 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/GLP-1-weight-loss-drugs-can-slow-aging-and-extend-lifespan-mouse-study-suggests-180989452/</guid><enclosure length="11866513" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/2AOYC0sfvDbp_lfPShLuLxOb0Q4=/420x240/filters:focal(3840x2176:3841x2177)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/bc/df/bcdf38b1-5940-4466-8703-d20d1d334481/ozempic.jpg"/></item><item><title>Reptiles Make a Surprising Amount of Noise. Here's What Those Sounds Might Mean, From Pops to Hoots to Bellows</title><link>https://www.smithsonianmag.com/science-nature/reptiles-make-a-surprising-amount-of-noise-heres-what-those-sounds-might-mean-from-pops-to-hoots-to-bellows-180989422/</link><description>Scientists are realizing that turtles, lizards and crocodilians communicate vocally more than they once thought</description><pubDate>Wed, 02 Sep 2026 11:30:00 +0000</pubDate><guid>https://www.smithsonianmag.com/science-nature/reptiles-make-a-surprising-amount-of-noise-heres-what-those-sounds-might-mean-from-pops-to-hoots-to-bellows-180989422/</guid><enclosure length="464773" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/ICKJhWaXbqooVZtIucovtNW41kM=/420x240/filters:focal(1024x688:1025x689)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/2d/e6/2de6b572-7cca-4578-a75e-9a792b3f697a/8501263358_87b6347c3a_k.jpg"/></item><item><title>Allergic to Dogs? These Gene-Edited Beagles Could Pave the Way to Your Dream Canine Companion That Won't Trigger Sniffles</title><link>https://www.smithsonianmag.com/smart-news/allergic-to-dogs-these-gene-edited-beagles-could-pave-the-way-to-your-dream-canine-companion-that-wont-trigger-sniffles-180989303/</link><description>Geneticists altered Alfie and Bailey’s DNA so that they don't produce a major allergen. However, canines like them are not currently commercially available, and some experts express ethical concerns about altering the animals' genes</description><pubDate>Tue, 01 Sep 2026 19:12:02 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/allergic-to-dogs-these-gene-edited-beagles-could-pave-the-way-to-your-dream-canine-companion-that-wont-trigger-sniffles-180989303/</guid><enclosure length="2115945" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/vqpPl0gCM7S9jhpio55sQheYg8Y=/420x240/filters:focal(750x500:751x501)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/b8/5e/b85ec0c4-468f-4a60-9021-4a6d41a63e39/alfie-bailey.png"/></item><item><title>This Ancient Insect Had 24 Legs—and Could Help Explain How the Ancestors of Modern-Day Bugs Took Over the Land</title><link>https://www.smithsonianmag.com/smart-news/this-ancient-insect-had-24-legs-and-could-help-explain-how-the-ancestors-of-modern-day-bugs-took-over-the-land-180989420/</link><description>A previously undescribed critter that lived 324 million years ago appears to have been a transitional species that lived between land and sea. It could help researchers fill an 80-million-year gap in the fossil record of how crustaceans evolved into insects</description><pubDate>Tue, 01 Sep 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/this-ancient-insect-had-24-legs-and-could-help-explain-how-the-ancestors-of-modern-day-bugs-took-over-the-land-180989420/</guid><enclosure length="1320375" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/eEJwUy7CljIA3sgbpRQJodAOgTg=/420x240/filters:focal(2880x1646:2881x1647)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/cb/7b/cb7bd306-9a69-40e6-a11f-785d40ffd523/w020260827331834563059_origin.jpg"/></item><item><title>Female Treefrogs Experience 'Choice Overload' Amid Too Many Mating Calls From Males</title><link>https://www.smithsonianmag.com/smart-news/female-treefrogs-experience-choice-overload-amid-too-many-mating-calls-from-males-180989411/</link><description>Faced with a chorus of potential mates, female Cope’s gray treefrogs may be overwhelmed by the number of options and struggle to make a careful decision, a study suggests</description><pubDate>Tue, 01 Sep 2026 13:42:53 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/female-treefrogs-experience-choice-overload-amid-too-many-mating-calls-from-males-180989411/</guid><enclosure length="789030" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/f6A3g9H3g-8II907gAmLpMS66-Y=/420x240/filters:focal(1440x1083:1441x1084)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/e5/b0/e5b0937c-4bba-4ace-9003-b19dc09f3f1e/when-male-suitors-abou.jpg"/></item><item><title>When Fruit Is Scarce, These Monkeys Hunt Animals. The Behavior May Offer Clues About the Origins of Humans' Meat-Eating Habits</title><link>https://www.smithsonianmag.com/smart-news/when-fruit-is-scarce-these-monkeys-hunt-animals-the-behavior-may-offer-clues-about-the-origins-of-humans-meat-eating-habits-180989412/</link><description>The bearded capuchins of northeastern Brazil typically eat plant-based foods, but they turn to small vertebrates when those sources are limited. Our ancestors may have done the same, eventually allowing predatory behaviors to be more frequently passed on in our lineage</description><pubDate>Fri, 28 Aug 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/when-fruit-is-scarce-these-monkeys-hunt-animals-the-behavior-may-offer-clues-about-the-origins-of-humans-meat-eating-habits-180989412/</guid><enclosure length="1193646" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/_SxIzXx5E4NbpLFv_AW5VhHfTZw=/420x240/filters:focal(1936x1309:1937x1310)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/09/db/09dba898-5ce8-4705-a26f-94aa75051dc6/capuchin_birdprey.jpg"/></item><item><title>Snails Can Make Their Slime Sticky, Slippery, Foamy or Hard Depending on Their Needs. Here's How They Tweak Their Multipurpose Mucus</title><link>https://www.smithsonianmag.com/smart-news/snails-can-make-their-slime-sticky-slippery-foamy-or-hard-depending-on-their-needs-heres-how-they-tweak-their-multipurpose-mucus-180989361/</link><description>The critters can alter the proportions of calcium and collagen in the versatile substance, which changes the protein structure. The different textures can help snails glide, climb or protect themselves</description><pubDate>Thu, 27 Aug 2026 20:04:47 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/snails-can-make-their-slime-sticky-slippery-foamy-or-hard-depending-on-their-needs-heres-how-they-tweak-their-multipurpose-mucus-180989361/</guid><enclosure length="314574" type="image/webp" url="https://th-thumbnailer.cdn-si-edu.com/mc9tAvRoKWLfz2rYwleT_uNIPj4=/420x240/filters:focal(1050x638:1051x639)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/be/ed/beed2eb4-3ffa-47b5-834a-c8f00d6901ea/original_1.webp"/></item><item><title>Paleontologists Discover a New Species of Ice Age Toad at the La Brea Tar Pits, Offering Clues About the Area's Ancient Climate</title><link>https://www.smithsonianmag.com/smart-news/paleontologists-discover-a-new-species-of-ice-age-toad-at-the-la-brea-tar-pits-offering-clues-about-the-areas-ancient-climate-180989390/</link><description>The fossilized remains, recovered in 1929, were part of La Brea's relatively understudied amphibian collection. Since toads are cold-blooded and sensitive to environmental changes, the discovery can help researchers piece together past climate conditions</description><pubDate>Thu, 27 Aug 2026 15:37:27 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/paleontologists-discover-a-new-species-of-ice-age-toad-at-the-la-brea-tar-pits-offering-clues-about-the-areas-ancient-climate-180989390/</guid><enclosure length="837808" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/Bygg2i_uCOEHNvScCBy-SXnV4uM=/420x240/filters:focal(407x237:408x238)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/bb/01/bb010d41-f3a7-4e3f-afea-168acd54f947/image_11.png"/></item><item><title>This Deadly Shellfish Poisoning Has No Antidote. A Protein Found in American Bullfrogs Could Change That</title><link>https://www.smithsonianmag.com/smart-news/this-deadly-shellfish-poisoning-has-no-antidote-a-protein-found-in-american-bullfrogs-could-change-that-180989365/</link><description>A study in mice found that a protein called saxiphilin acts like a sponge against a deadly toxin produced by algal blooms. The harmful agent, which accumulates in certain seafood, can cause a life-threatening illness called paralytic shellfish poisoning</description><pubDate>Wed, 26 Aug 2026 15:39:43 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/this-deadly-shellfish-poisoning-has-no-antidote-a-protein-found-in-american-bullfrogs-could-change-that-180989365/</guid><enclosure length="1919081" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/CUZzyHalEUCE_zZ0MsvlWwuCPZE=/420x240/filters:focal(1143x893:1144x894)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/c4/48/c44861eb-ef7f-4042-9c7e-10b7a4a61e39/north-american-bullfrog1.jpg"/></item><item><title>Cast Your Vote for the Chunkiest Alpine Rodent During Colorado's First-Ever Fat Marmot Week</title><link>https://www.smithsonianmag.com/smart-news/cast-your-vote-for-the-chunkiest-alpine-rodent-during-colorados-first-ever-fat-marmot-week-180989395/</link><description>The inaugural competition puts eight yellow-bellied marmots head-to-head while shining a light on the science behind their seasonal weight gain and survival at high elevations</description><pubDate>Tue, 25 Aug 2026 19:33:40 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/cast-your-vote-for-the-chunkiest-alpine-rodent-during-colorados-first-ever-fat-marmot-week-180989395/</guid><enclosure length="279605" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/cv22C4cCEdZdmSO5o7vfLg_A5tg=/420x240/filters:focal(960x640:961x641)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/8b/dd/8bdd6baa-d5eb-4361-b11d-74f651c75216/marmot_dandelion_3b531fc2-0a2c-43dd-8549-971ae73358af-prv.jpg"/></item><item><title>These Tiny Shrews Grow Bigger Snouts and Shrink Their Brains to Survive Harsh Winters, Study Suggests</title><link>https://www.smithsonianmag.com/smart-news/these-tiny-shrews-grow-bigger-snouts-and-shrink-their-brains-to-survive-harsh-winters-study-suggests-180989369/</link><description>Scientists have long known that some small mammals reduce their brain size during cold months and regrow them in the spring. Long-clawed shrews from Hokkaido, Japan, seem to follow that pattern—while their noses surprisingly do the opposite</description><pubDate>Tue, 25 Aug 2026 15:36:12 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/these-tiny-shrews-grow-bigger-snouts-and-shrink-their-brains-to-survive-harsh-winters-study-suggests-180989369/</guid><enclosure length="108019" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/MveO6vXidGt1cRxfA52Xsc4SzVs=/420x240/filters:focal(250x188:251x189)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/58/c2/58c22b1c-d9b4-4a72-abc9-ed55e30d5256/long-clawed-shrew.jpeg"/></item><item><title>This 15-Foot Python Is the First Known Snake to Receive Electrochemotherapy for Cancer. Now, She's Officially Free of the Disease</title><link>https://www.smithsonianmag.com/smart-news/this-15-foot-python-is-the-first-known-snake-to-receive-electrochemotherapy-for-cancer-now-shes-officially-free-of-the-disease-180989385/</link><description>The pioneering treatment makes it easier for traditional chemotherapy drugs to penetrate cancer cells. After the procedure, the reptile, named Jodie Foster, made a speedy recovery</description><pubDate>Mon, 24 Aug 2026 17:31:22 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/this-15-foot-python-is-the-first-known-snake-to-receive-electrochemotherapy-for-cancer-now-shes-officially-free-of-the-disease-180989385/</guid><enclosure length="8502220" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/nC59Jltx-ukbqNYE1Y5CJLedCNs=/420x240/filters:focal(1719x966:1720x967)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/cc/a5/cca51174-4295-4234-b8d2-eab719894c73/screenshot_2026-08-24_at_171648.png"/></item><item><title>Closed to the Public Since WWII, a ‘Hidden’ Gallery at London’s Natural History Museum Opens Its Doors Once Again</title><link>https://www.smithsonianmag.com/smart-news/closed-to-public-since-wwii-hidden-gallery-at-london-natural-history-museum-opens-doors-once-again-180989380/</link><description>Animal skeletons, Neolithic tools and pop culture memorabilia are among the dozens of objects to be displayed in the reopened “Nature and Us” exhibition</description><pubDate>Mon, 24 Aug 2026 17:18:09 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/closed-to-public-since-wwii-hidden-gallery-at-london-natural-history-museum-opens-doors-once-again-180989380/</guid><enclosure length="17769079" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/jJ48mnkMBW8pkeJafOWM2SvNqWs=/420x240/filters:focal(3132x2147:3133x2148)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/84/bc/84bc28e7-5bbe-41da-9bae-d8af3b3e3c4e/upper_mammals_gallery_1911_credit_the_trustees_of_the_natural_history_museum_london.jpg"/></item><item><title>Scientists Used A.I. to Design New Viruses. The Technology Could Be a Boon for Medicine, but Experts Worry About Harmful Pathogens</title><link>https://www.smithsonianmag.com/smart-news/scientists-used-ai-too-design-new-viruses-the-technology-could-be-a-boon-for-medicine-but-experts-worry-about-harmful-pathogens-180989336/</link><description>The findings represent the first genomes, or complete genetic instruction books, designed entirely with generative A.I. The resulting viruses attack only bacteria, which could one day help overcome the problem of antibiotic-resistant microbes</description><pubDate>Mon, 24 Aug 2026 16:08:42 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/scientists-used-ai-too-design-new-viruses-the-technology-could-be-a-boon-for-medicine-but-experts-worry-about-harmful-pathogens-180989336/</guid><enclosure length="4182491" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/Fntxua-40FPjZNgcqHy9SUT-UTg=/420x240/filters:focal(1088x710:1089x711)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/37/31/37310244-a744-4aff-883f-644ac47266a4/brianhie_image_2024-3.png"/></item><item><title>Narwhals Sport Iconic Straight, Spiraled Tusks. Scientists Just Uncovered Some of the Eye-Catching Feature's Structural Secrets</title><link>https://www.smithsonianmag.com/smart-news/narwhals-sport-iconic-straight-spiraled-tusks-scientists-just-uncovered-some-of-the-eye-catching-features-structural-secrets-180989368/</link><description>The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left. New research reveals that the inner layer twists to the right and that the opposing spirals provide strength and help the tusks grow straight</description><pubDate>Thu, 20 Aug 2026 15:11:05 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/narwhals-sport-iconic-straight-spiraled-tusks-scientists-just-uncovered-some-of-the-eye-catching-features-structural-secrets-180989368/</guid><enclosure length="1381357" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/lTIbD1kX9MAt40JXM3u5TL6_IFk=/420x240/filters:focal(1467x992:1468x993)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/0d/b6/0db6a183-3e35-4b2e-9ad6-2489249044f4/narwhal-group.jpeg"/></item><item><title>Archaeologists Have Found Thousands of Intact Ancient Human Brains. Scientists Say They've Figured Out Why the Organs Don't Always Rot</title><link>https://www.smithsonianmag.com/smart-news/archaeologists-have-found-thousands-of-intact-ancient-human-brains-scientists-say-theyve-figured-out-why-the-organs-dont-always-rot-180989370/</link><description>Under the right conditions—wet and oxygen-deprived—the same chemical reactions that cause tissue to break down can instead have the opposite effect, according to a new study</description><pubDate>Thu, 20 Aug 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/archaeologists-have-found-thousands-of-intact-ancient-human-brains-scientists-say-theyve-figured-out-why-the-organs-dont-always-rot-180989370/</guid><enclosure length="816023" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/IrZlzqeLEpN6cq4l8_yQDXWyLtU=/420x240/filters:focal(430x418:431x419)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/d2/7f/d27fe3f3-d20b-4edc-a179-3f4c537d5546/banner_image_brain_0.png"/></item><item><title>Why Don't Insects Live in the Ocean? Scientists Just Ruled Out One Possible Explanation Thanks to Deep-Diving Fly Larvae</title><link>https://www.smithsonianmag.com/smart-news/why-dont-insects-live-in-the-ocean-scientists-just-ruled-out-one-possible-explanation-thanks-to-deep-diving-fly-larvae-180989348/</link><description>Researchers thought that insects might not live there because their respiratory systems would implode from water pressure. But certain fly larvae in East Africa make daily trips toward the bottom of Lake Malawi with the help of strong air sacs that contain a stretchy protein</description><pubDate>Wed, 19 Aug 2026 20:52:52 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/why-dont-insects-live-in-the-ocean-scientists-just-ruled-out-one-possible-explanation-thanks-to-deep-diving-fly-larvae-180989348/</guid><enclosure length="428533" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/d2YIMJvt2M1Ad_h9oKpmIG6--3s=/420x240/filters:focal(500x338:501x339)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/97/c9/97c9789f-14e5-4a5d-9175-0d31b2b109c9/article_-_a_swarm_of_the_lake_fly_chaoborus_edulis_over_lake_malawi_credit_philip_matthews.jpg"/></item><item><title>Why Are Some Octopuses So Smart? The Answer Might Lie in a Never-Before-Seen Mutation That Helps Them Accurately Build Proteins</title><link>https://www.smithsonianmag.com/smart-news/why-are-some-octopuses-so-smart-the-answer-might-lie-in-a-never-before-seen-mutation-that-helps-them-accurately-build-proteins-180989319/</link><description>Scientists discovered a strange feature in certain octopuses’ ribosomal RNA, molecules that create a 3D scaffold for cellular protein factories. It was found only in shallow-water creatures that have expanded nervous systems and can do complex behaviors</description><pubDate>Wed, 19 Aug 2026 16:00:10 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/why-are-some-octopuses-so-smart-the-answer-might-lie-in-a-never-before-seen-mutation-that-helps-them-accurately-build-proteins-180989319/</guid><enclosure length="299182" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/bF5TQCy9XDFWAMWmWtTQtOKjW78=/420x240/filters:focal(980x541:981x542)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/41/6e/416e4112-c164-43fb-bfb2-aee28f44da1f/octopus_2.jpg"/></item><item><title>Do Monkeys Keep Pets? Study Finds Widespread Primate Interactions With Other Animal Species, From Mice to Deer</title><link>https://www.smithsonianmag.com/smart-news/do-monkeys-keep-pets-study-finds-widespread-primate-interactions-with-other-animal-species-from-mice-to-deer-180989356/</link><description>This social behavior might reveal the evolutionary roots of traits that underlie pet-keeping in humans, scientists say, from caregiving to tolerance and curiosity. But it's not the same as a person keeping a cat or a dog</description><pubDate>Tue, 18 Aug 2026 20:22:41 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/do-monkeys-keep-pets-study-finds-widespread-primate-interactions-with-other-animal-species-from-mice-to-deer-180989356/</guid><enclosure length="4079643" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/YpPHUykMsYdM8jsaxOuoaNYgT3A=/420x240/filters:focal(864x683:865x684)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/96/29/96293c84-c9d0-4e95-937e-0c025c80d88e/screenshot_2026-08-17_at_34552pm.png"/></item><item><title>Listen Up, Parents: Running With a Stroller Might Make You Less Prone to Overuse Injuries</title><link>https://www.smithsonianmag.com/smart-news/listen-up-parents-running-with-a-stroller-might-make-you-less-prone-to-overuse-injuries-180989345/</link><description>Runners often experience conditions like shin splints, runner’s knee and plantar fasciitis, which causes pain in the bottom of the heel. But pushing a stroller’s handlebar seems to make you distribute your weight differently</description><pubDate>Mon, 17 Aug 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/listen-up-parents-running-with-a-stroller-might-make-you-less-prone-to-overuse-injuries-180989345/</guid><enclosure length="698930" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/FE_LyAk0xVlXc36psL_WaS3bKJE=/420x240/filters:focal(1300x867:1301x868)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/1e/53/1e53d0f6-e74b-48a9-934b-ce37383ffb57/pexels-dmitrii-eremin-67499966-15742738.jpg"/></item><item><title>Marine Biologists Solved a Wildlife Mystery From the Walkway of the Golden Gate Bridge: How the Harbor Porpoise Mates</title><link>https://www.smithsonianmag.com/science-nature/marine-biologists-solved-a-wildlife-mystery-from-the-walkway-of-the-golden-gate-bridge-how-the-harbor-porpoise-mates-180989163/</link><description>The dolphin-like marine mammals returned to San Francisco Bay in 2008 after a decades-long absence from the area. Scientists took the rare opportunity to closely observe their behavior, and what they uncovered might help at-risk porpoise populations</description><pubDate>Fri, 14 Aug 2026 13:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/science-nature/marine-biologists-solved-a-wildlife-mystery-from-the-walkway-of-the-golden-gate-bridge-how-the-harbor-porpoise-mates-180989163/</guid><enclosure length="2248447" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/BZADNoYaWQsC6ePEWADzv0tXVC4=/420x240/filters:focal(529x363:530x364)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/cd/e0/cde0be65-76a1-4453-a9e9-74aebe7e59c7/gettyimages-1298809492.jpg"/></item><item><title>The Global Web of Subsea Cables That Connects the World Can Now Detect Whales—Even When They're Silent</title><link>https://www.smithsonianmag.com/innovation/the-global-web-of-subsea-cables-that-connects-the-world-can-now-detect-whales-even-when-theyre-silent-180989326/</link><description>A diving whale revealed how existing technology makes it possible to monitor cetaceans swimming quietly across the seabed</description><pubDate>Thu, 13 Aug 2026 14:26:39 +0000</pubDate><guid>https://www.smithsonianmag.com/innovation/the-global-web-of-subsea-cables-that-connects-the-world-can-now-detect-whales-even-when-theyre-silent-180989326/</guid><enclosure length="1754659" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/AuIer1I2uLA7UiNVeUy-LhRcI1c=/420x240/filters:focal(2550x1700:2551x1701)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/ee/fa/eefa3499-1771-482f-a5f5-44818ab7dcb6/gettyimages-639203452.jpg"/></item><item><title>From Armpits to Feet, Our Ticklish Hot Spots Are Surprisingly Universal. The Finding Offers Clues About the Sensation's Evolutionary Origins</title><link>https://www.smithsonianmag.com/smart-news/from-armpits-to-feet-our-ticklish-hot-spots-are-surprisingly-universal-the-finding-offers-clues-about-the-sensations-evolutionary-origins-180989324/</link><description>A new study probes the basics of gargalesis, a poorly understood type of tickling caused by firm, repetitive touches that typically elicits laughter and squirming</description><pubDate>Thu, 13 Aug 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/from-armpits-to-feet-our-ticklish-hot-spots-are-surprisingly-universal-the-finding-offers-clues-about-the-sensations-evolutionary-origins-180989324/</guid><enclosure length="3800371" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/qO3RlvzfG8um_CO4TcMmlByGqAE=/420x240/filters:focal(3360x2240:3361x2241)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/3f/61/3f61108c-f025-4342-8ea3-0016969651e7/pexels-karola-g-6274699.jpg"/></item><item><title>Butterflies Around the World Are Moving to New Habitats, Largely Because of Climate Change, a Study Suggests</title><link>https://www.smithsonianmag.com/smart-news/butterflies-around-the-world-are-moving-to-new-habitats-largely-because-of-climate-change-a-study-suggests-180989279/</link><description>Researchers examined data on 1,758 butterfly species—about ten percent of all those known—from 105 countries and estimated that about one in ten global species has shifted its distribution range</description><pubDate>Fri, 07 Aug 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/butterflies-around-the-world-are-moving-to-new-habitats-largely-because-of-climate-change-a-study-suggests-180989279/</guid><enclosure length="5463800" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/Vy7AYL9siK3vrokPRhvbaT_dZe8=/420x240/filters:focal(2144x1429:2145x1430)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/ad/8e/ad8e9667-9758-4f3c-8cc1-1a4bf8747878/butterfly.jpg"/></item><item><title>Why Does Antarctica's Blood Falls Spew Ruby Red Water? Microbes Offer New Clues About the Geologic Feature's Ancient Origins</title><link>https://www.smithsonianmag.com/smart-news/why-does-antarcticas-blood-falls-spew-ruby-red-water-microbes-offer-new-clues-about-the-geologic-features-ancient-origins-180989271/</link><description>The falls contain saltwater rich with iron, which oxidizes and turns red when exposed to air. A new study provides further evidence that the brine probably comes from ocean water trapped when flood waters retreated millions of years ago</description><pubDate>Thu, 06 Aug 2026 20:26:01 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/why-does-antarcticas-blood-falls-spew-ruby-red-water-microbes-offer-new-clues-about-the-geologic-features-ancient-origins-180989271/</guid><enclosure length="8245138" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/h4-L6XBoOXzWmiVIUG4MtyJlNps=/420x240/filters:focal(1480x987:1481x988)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/ad/ff/adffb2ed-155a-4aa1-b7bb-f82917f559ca/screenshot_2026-08-05_at_174527.png"/></item><item><title>Charles Darwin Theorized That These Plants Were Carnivorous 150 Years Ago. A New Study Proves Him Right</title><link>https://www.smithsonianmag.com/smart-news/charles-darwin-theorized-that-these-plants-were-carnivorous-150-years-ago-a-new-study-proves-him-right-180989265/</link><description>As the naturalist predicted in 1875, some Saxifraga plants consume insects—using sticky hairs to trap them</description><pubDate>Thu, 06 Aug 2026 19:15:21 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/charles-darwin-theorized-that-these-plants-were-carnivorous-150-years-ago-a-new-study-proves-him-right-180989265/</guid><enclosure length="355502" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/OtMe2jkh01_M3nxqzkDJhSUIt5Y=/420x240/filters:focal(1440x843:1441x844)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/d2/92/d292d8d8-8791-4789-b02a-3bd11093c6c5/carnivorous-plants-con.jpg"/></item><item><title>A New Study Points to Two Origins of Life on Earth by Tracing Early Chemical Reactions in Single-Celled Organisms</title><link>https://www.smithsonianmag.com/science-nature/a-new-study-points-to-two-origins-of-life-on-earth-by-tracing-early-chemical-reactions-in-single-celled-organisms-180989260/</link><description>The work challenges the assumption that all life descended from one free-living cell. Instead, it suggests that two microbial lineages, the bacteria and archaea, evolved independently from a primordial, nonliving ancestor</description><pubDate>Wed, 05 Aug 2026 19:13:11 +0000</pubDate><guid>https://www.smithsonianmag.com/science-nature/a-new-study-points-to-two-origins-of-life-on-earth-by-tracing-early-chemical-reactions-in-single-celled-organisms-180989260/</guid><enclosure length="377890" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/5-2fpkfL0dbWtQfbQ1MlVjzJcbo=/420x240/filters:focal(252x438:253x439)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/e3/24/e324213d-fa26-4d47-8d3d-b1b644073b7c/ezgif-5b106ff19bd5d795.jpg"/></item><item><title>Flesh-Eating 'Superworms' Could Become a New Skeleton-Cleaning Crew for Museum and Research Specimens</title><link>https://www.smithsonianmag.com/smart-news/flesh-eating-superworms-could-become-a-new-skeleton-cleaning-crew-for-museum-and-research-specimens-180989258/</link><description>A new study hints that the critters would be a good alternative to traditional methods used to remove flesh from bones, including dermestid beetles, chemical treatments and boiling, which can cause damage or be time-consuming</description><pubDate>Wed, 05 Aug 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/flesh-eating-superworms-could-become-a-new-skeleton-cleaning-crew-for-museum-and-research-specimens-180989258/</guid><enclosure length="1828552" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/RnlwcWobdaB6hyzn-o-28buZGtQ=/420x240/filters:focal(1075x737:1076x738)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/92/1d/921dc374-286e-4958-af39-60fa2c33e07e/journalpone0349669g004.png"/></item><item><title>Ancient North American Mammals May Have Gathered in Mexico and Diversified Before Moving to South America, Priming Them to Thrive There</title><link>https://www.smithsonianmag.com/smart-news/ancient-north-american-mammals-may-have-gathered-in-mexico-and-diversified-before-moving-to-south-america-priming-them-to-thrive-there-180989251/</link><description>An analysis of fossils from the country hints that animals from the north stayed in a "holding pen" between seven million and ten million years ago. The timeline might help explain why so many South American mammals have North American ancestry, but not vice versa</description><pubDate>Tue, 04 Aug 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/ancient-north-american-mammals-may-have-gathered-in-mexico-and-diversified-before-moving-to-south-america-priming-them-to-thrive-there-180989251/</guid><enclosure length="59884" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/_iUK3jK_Il48TFafCuwEjRWvFH4=/420x240/filters:focal(495x287:496x288)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/13/f7/13f7bba4-436a-4abd-9ef7-6103724b7a68/2-janis-thylacosmilus-image-contrast.jpg"/></item></channel></rss>