Brain | smithsonianmag.comhttps://www.smithsonianmag.com/rss/tag/brain/RSS feed for BrainenTue, 06 Oct 2026 16:08:56 +0000This Brain Implant Allows People With Paralysis to Speak and Gesture at the Same Time Via a Mind-Controlled Virtual Avatarhttps://www.smithsonianmag.com/smart-news/this-brain-implant-allows-people-with-paralysis-to-speak-and-gesture-at-the-same-time-via-a-mind-controlled-virtual-avatar-180989604/The experimental technology is still in the early stage and was fully tested in just two participants. But it could one day help people with motor problems communicate with more nuance or help them control robotic prosthetic limbsTue, 06 Oct 2026 16:08:56 +0000https://www.smithsonianmag.com/smart-news/this-brain-implant-allows-people-with-paralysis-to-speak-and-gesture-at-the-same-time-via-a-mind-controlled-virtual-avatar-180989604/Trio of Scientists Wins Medicine Nobel for a Method to Turn Nerve Cells On and Off With Light, Helping to Unravel the Brain's Mysterieshttps://www.smithsonianmag.com/smart-news/trio-of-scientists-wins-medicine-nobel-for-a-method-to-turn-nerve-cells-on-and-off-with-light-helping-to-unravel-the-brains-mysteries-180989618/Karl Deisseroth, Peter Hegemann and Georg Nagel received the 2026 award for their contributions to a revolutionary technique in neuroscience called optogenetics, which allows researchers to examine precise connections between neuronal activity and behavioral outcomes in live animalsMon, 05 Oct 2026 19:33:54 +0000https://www.smithsonianmag.com/smart-news/trio-of-scientists-wins-medicine-nobel-for-a-method-to-turn-nerve-cells-on-and-off-with-light-helping-to-unravel-the-brains-mysteries-180989618/MRI Scans Might Reveal Signs of Alzheimer's Disease Seven Years Before a Telltale Marker Appears in the Brainhttps://www.smithsonianmag.com/smart-news/mri-scans-might-reveal-signs-of-alzheimers-disease-seven-years-before-a-telltale-marker-appears-in-the-brain-180989570/Not all researchers are convinced that the brain changes detected via MRI are robust enough to become a diagnostic tool. But the findings could help researchers better understand the mechanisms that drive the neurodegenerative diseaseTue, 29 Sep 2026 20:33:37 +0000https://www.smithsonianmag.com/smart-news/mri-scans-might-reveal-signs-of-alzheimers-disease-seven-years-before-a-telltale-marker-appears-in-the-brain-180989570/Scientists Say the Human Brain Might Be Made of Two Distinct Nervous Systems That Got Squished Togetherhttps://www.smithsonianmag.com/smart-news/scientists-say-the-human-brain-might-be-made-of-two-distinct-nervous-systems-that-got-squished-together-180989539/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 labTue, 22 Sep 2026 15:54:17 +0000https://www.smithsonianmag.com/smart-news/scientists-say-the-human-brain-might-be-made-of-two-distinct-nervous-systems-that-got-squished-together-180989539/The Brain Shrinks as We Age and During Major Transitions. But Surprisingly, It Seems to Take a Break From Rewiring During Menopausehttps://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/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 thirdMon, 21 Sep 2026 18:51:14 +0000https://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/Scientists Created Mice With Half-Human Brains. The Hybrid Animals Could Revolutionize Our Understanding of Neurological Disordershttps://www.smithsonianmag.com/smart-news/scientists-created-mice-with-half-human-brains-the-hybrid-animals-could-revolutionize-our-understanding-of-neurological-disorders-180989518/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 cellsThu, 17 Sep 2026 20:16:55 +0000https://www.smithsonianmag.com/smart-news/scientists-created-mice-with-half-human-brains-the-hybrid-animals-could-revolutionize-our-understanding-of-neurological-disorders-180989518/This New Brain Map Shows Every Nerve Cell in an Adult Male Fruit Fly's Central Nervous System. Here's Why That Mattershttps://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/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 humansWed, 16 Sep 2026 16:17:14 +0000https://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/Part of Your Personality Is Encoded in Your Genes. Huge Analysis Links Characteristics to More Than 1,200 Common Genetic Variantshttps://www.smithsonianmag.com/smart-news/part-of-your-ersonality-is-encoded-in-your-genes-huge-analysis-links-characteristics-to-more-than-1200-common-genetic-variants-180989450/A new meta-analysis pooled data from more than one million people to look at the crossover between DNA and the "Big Five" personality traits: openness to experience, conscientiousness, extroversion, agreeableness and neuroticismFri, 04 Sep 2026 11:37:58 +0000https://www.smithsonianmag.com/smart-news/part-of-your-ersonality-is-encoded-in-your-genes-huge-analysis-links-characteristics-to-more-than-1200-common-genetic-variants-180989450/World War II Sugar Rationing Data Hints That Limiting Intake of the Sweet Stuff Early in Life Lowers the Risk of Dementia and Cancerhttps://www.smithsonianmag.com/smart-news/world-war-ii-sugar-rationing-data-hints-that-limiting-intake-of-the-sweet-stuff-early-in-life-lowers-the-risk-of-dementia-and-cancer-180989431/For roughly a decade leading up to September 1953, the United Kingdom limited sugar purchases. Scientists studied health outcomes in people born during the ration and right afterWed, 02 Sep 2026 15:48:22 +0000https://www.smithsonianmag.com/smart-news/world-war-ii-sugar-rationing-data-hints-that-limiting-intake-of-the-sweet-stuff-early-in-life-lowers-the-risk-of-dementia-and-cancer-180989431/At Least One in Four Former NFL Players Who Died Between 2016 and 2021 Had the Progressive Brain Disease CTE, Study Suggestshttps://www.smithsonianmag.com/smart-news/at-least-one-in-four-former-nfl-players-who-died-between-2016-and-2021-had-the-progressive-brain-disease-cte-study-suggests-180989406/The true prevalence of the neurodegenerative disease—which is associated with repeated head injuries—among the deceased football players might be much higher. CTE affects other athletes too, including hockey players, soccer players and wrestlersThu, 27 Aug 2026 14:00:00 +0000https://www.smithsonianmag.com/smart-news/at-least-one-in-four-former-nfl-players-who-died-between-2016-and-2021-had-the-progressive-brain-disease-cte-study-suggests-180989406/Scientists Gave Dogs MRIs and Learned That They're Surprisingly Good at Distinguishing Between Human Emotions, Even Some Negative Oneshttps://www.smithsonianmag.com/smart-news/scientists-gave-dogs-mris-and-learned-that-theyre-surprisingly-good-at-distinguishing-between-human-emotions-even-some-negative-ones-180989329/A recent study found that man’s best friend processes positive and negative human emotions differently and can distinguish between fearful faces and those showing sadness or angerFri, 21 Aug 2026 15:58:27 +0000https://www.smithsonianmag.com/smart-news/scientists-gave-dogs-mris-and-learned-that-theyre-surprisingly-good-at-distinguishing-between-human-emotions-even-some-negative-ones-180989329/Archaeologists Have Found Thousands of Intact Ancient Human Brains. Scientists Say They've Figured Out Why the Organs Don't Always Rothttps://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/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 studyThu, 20 Aug 2026 14:00:00 +0000https://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/This Newly Approved Narcolepsy Drug Is the First to Target the Sleep Disorder's Root Cause Rather Than Its Symptomshttps://www.smithsonianmag.com/smart-news/this-newly-approved-narcolepsy-drug-is-the-first-to-target-the-sleep-disorders-root-cause-rather-than-its-symptoms-180989362/The Food and Drug Administration just greenlit a medication called Orzeyful for the treatment of narcolepsy type 1 in adults. The condition is caused by the loss of brain cells that produce orexin, a chemical important for regulating the sleep-wake cycleTue, 18 Aug 2026 19:18:35 +0000https://www.smithsonianmag.com/smart-news/this-newly-approved-narcolepsy-drug-is-the-first-to-target-the-sleep-disorders-root-cause-rather-than-its-symptoms-180989362/Avoiding These Three Vascular Health Risk Factors in Midlife Can Help You Delay Dementia for About 13 Years, Study Suggestshttps://www.smithsonianmag.com/smart-news/avoiding-these-three-vascular-health-risk-factors-in-midlife-can-help-you-delay-dementia-for-about-13-years-study-suggests-180989354/High blood pressure, diabetes and smoking are three major modifiable risk factors of dementia. New research tracked more than 12,000 participants to quantify how many years of healthy cognitive function you can gain by evading some or all of them during middle ageTue, 18 Aug 2026 14:00:00 +0000https://www.smithsonianmag.com/smart-news/avoiding-these-three-vascular-health-risk-factors-in-midlife-can-help-you-delay-dementia-for-about-13-years-study-suggests-180989354/