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Smart News / Smart News Science

Mars' surface as captured by NASA’s Ingenuity Mars Helicopter in 2023. The agency's new Mars helicopters will be modeled on this device.

NASA Aims to Launch the World’s First Planet-Hopping Spacecraft Powered by Nuclear Fission

The agency wants the mission to head to Mars by the end of 2028

A sperm whale swimming near the Azores archipelago, off the coast of Portugal

Scientists Capture the First Known Footage of Sperm Whales Headbutting, a Long-Debated Behavior That Inspired ‘Moby-Dick’

Engaging in “rough play” might help young males practice for future headbutting contests in which they compete for mates

Touch screens can be a challenge for users with long fingernails.

A New Nail Polish Might Someday Solve Touch Screen Struggles for Users With Long Fingernails

The experimental coating could effectively transform fingernails into touch screen-compatible styluses

A regent honeyeater at the Taronga Zoo in Sydney, Australia, which is one of the study sites where the critically endangered birds are being bred

This Critically Endangered Bird’s Song Was About to Disappear. Scientists Saved It by Recruiting Some Wild Vocal Tutors

Wild-born male regent honeyeaters passed their cultural knowledge to young captive-born birds

Illustration of L98-59d (lower left) orbiting its host star, a red dwarf

Scientists May Have Discovered a New Type of Planet Beyond the Solar System. The Catch? It Smells Like Rotten Eggs

L98-59d seems to be a molten planet with an atmosphere full of hydrogen sulfide

The suspected meteorite landed in an upstairs bedroom of a Houston-area home.

This Suspected Meteorite Tore Through the Roof of a Suburban Houston Home

A bright meteor streaked across the afternoon sky and exploded over southeast Texas this weekend

Researchers recently discovered that platypuses are the only known mammals with hollow melanosomes, a pigment-filled structure that gives hair, fur, skin, feathers and eyes their color. 

Platypus Hair Shares a Puzzling Feature With Bird Feathers, Adding to the Egg-Laying Mammal’s List of Unusual Characteristics

The species’ melanosomes—tiny, pigment-filled structures inside hair cells—are hollow, a trait never before seen in mammals

This year marks the fourth time the waterfalls have flowed in the past 15 years.

Rooted in the American West: Food, History and Culture

These Mesmerizing Waterfalls Flow Only Every Few Years. See the Rare Marvel Now in Southwest Utah

Gunlock Reservoir has exceeded 105 percent of its capacity. As a result, water is spilling onto the red rock boulders below, creating an unusual natural phenomenon just in time for spring break

3D rendering of an Eciton hamatum subsoldier ant

These Stunningly Detailed 3D Images of Ants Showcase the Remarkable Diversity Across Their Many Species

Scientists used a game-changing technique to scan about 2,200 preserved specimens in just one week to create the Antscan database

Participants listened to pairs of mating calls made by numerous creatures, including male green treefrogs.

Humans and Animals Often Like the Same Mating Calls, Supporting a 150-Year-Old Observation by Charles Darwin

New research by Smithsonian scientists suggests that preferences for certain sounds might be evolutionarily conserved

The cockapoo, a mix between the cocker spaniel and poodle, had the most behavioral problems of all analyzed crossbreeds compared to its purebred progenitor breeds.

Contrary to Popular Belief, Some Doodle Crossbred Dogs May Have More Behavioral Problems Than Their Purebred Parents

Pet owners often pick “designer dogs” because they think they’ll be easier to train and friendlier with kids than purebreeds. A new study suggests that’s not always the case

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See the 2,500-Pound Bronze Bison as They Arrive at Their New, Permanent Place at the Smithsonian’s National Museum of Natural History

More than a century ago, the massive mammals actually grazed beside the Smithsonian Castle. As of today, two large sculptures continue that legacy as they flank the museum’s main entrance

The researchers used sound waves to levitate tiny glass spheres as part of their study. 

Scientists Make a Major Breakthrough in Solving a Hair-Raising Mystery About Static Electricity

The findings can help explain the physics behind phenomena like volcanic lightning

European hedgehog numbers are shrinking.

European Hedgehogs’ Hearing Might Be Attuned to Ultrasonic Sounds. The Discovery Could Help Scientists Save the Declining Species

Sound-based deterrents could help keep the animals away from fast-moving cars and dangerous landscaping equipment

Two participants tried the device, which translates thoughts of specific finger movements into strokes on a virtual keyboard. 

An Experimental Brain Implant Allows People With Paralysis to Type Their Thoughts With Their Minds

One of the two participants wrote words up to a speed similar to an able-bodied person texting on a smartphone

Rats and other rodents have front teeth that grow continuously, so they gnaw to keep them healthy and in shape. 

Rodents Don’t Gnaw Just to Trim Their Teeth—It Also Feels Good, According to a New Study

The findings could help humans who grind their teeth or clench their jaws

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A Meteor Streaked Across the Morning Sky as a Dazzling ‘Fireball’ Before Exploding With a Thunderous Boom Above Ohio

A six-foot-wide, seven-ton asteroid caused the rare celestial spectacle

One of blue crabs' biggest threats seems to be members of their own species.

Cannibalistic Blue Crabs Are Eating Their Younger Peers in Part of the Chesapeake Bay

The findings by Smithsonian researchers could help experts better manage this crustacean’s population. The creatures play important roles in the local ecosystem and food industry

Courses of the antibiotic clindamycin taken within a year before stool sampling were associated with the largest changes in gut microbiomes.

Some Antibiotic Drugs Can Alter Your Gut Microbiome for Up to Eight Years, New Research Suggests

Just a single course of treatment can leave a lasting impression, according to a study of nearly 15,000 people in Sweden

Researchers spent six years observing interactions between bull sharks at Fiji's Shark Reef Marine Reserve.

Bull Sharks Are Large, Aggressive Predators—but They Also Know How to Make ‘Friends,’ New Research Suggests

The animals probably socialize to learn new skills and to find food and mates

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