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The choice of sperm is 'entirely up to the egg' — so why does the myth of 'racing sperm' persist?
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'I was floored by the data': Psilocybin shows anti-aging properties in early study
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Can your brain run out of memory?
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How is DNA used to identify victims of mass disasters?
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'Epigenetic memory' may help explain why PCOS tends to run in families
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Scientists grow mini amniotic sacs in the lab using stem cells
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Experimental treatment for high cholesterol edits DNA in the body to reduce LDL
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'I was floored by the data': Psilocybin shows anti-aging properties in early study
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New study raises big questions about taurine as anti-aging supplement
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Combo of cancer therapy drugs increases mice lifespan by 30%
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Heat waves may accelerate the aging process
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Years of 'confusion and debate' are over — research finds hormone therapy is good for women's hearts in early menopause
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Silent X chromosome genes 'reawaken' in older females, perhaps boosting brain power, study finds
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Biological secrets of world's oldest woman, Maria Branyas Morera, revealed after death
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Biological aging may not be driven by what we thought
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13 proteins tied to brain aging seem to spike at ages 57, 70 and 78
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The brain might have a hidden 'off switch' for binge drinking
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Can weight loss drugs help you drink less alcohol?
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How does alcohol cause cancer?
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What counts as 'binge drinking'? What about 'high-intensity drinking'?
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Why do hangovers get worse with age?
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Are people more honest when they're drunk?
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What happens to your body when you stop drinking alcohol?
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Can drinking alcohol really cause hiccups?
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Finally, scientists explain the dreaded 'red wine headache'
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BUYING GUIDEBest air purifiers for allergies 2025: Breathe easy this hay fever season
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REFERENCEDo air purifiers help with allergies?
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Is playing in the dirt good for kids' immune systems?
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REFERENCEDo air purifiers help with dust?
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Could allergies be 'deleted' someday?
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Can you really be allergic to the sun?
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What causes metal allergies?
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The 5 most common seasonal allergies
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ReferenceDo dehumidifiers help with allergies?
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Staring at the March 29 solar eclipse can cause eye damage in seconds — and you won’t even feel it happening
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New cells discovered in eye could help restore vision, scientists say
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Scientists describe new type of fat in human bellies
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'Vestigial' human ear-wiggling muscle actually flexes when we're straining to hear
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How many more calories does muscle burn than fat?
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Scientists discover new kind of cartilage that looks like fat-filled 'Bubble Wrap'
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Astronauts to grow livers in space, where microgravity might help them thrive
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Scientists launch amazing 'atlas' of embryos, showing how cells move and develop through time
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Scientists just made mice 'see-through' using food dye — and humans are next
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'Butterfly effect' may explain some genetic causes of autism
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Rates of autism diagnosis in children are at an all time high, CDC report suggests
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Confirmed: No Link Between Autism and Measles Vaccine, Even for 'At Risk' Kids
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Autism Risk May Increase If Child's Mother Has High DDT Exposure
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Can Marijuana Treat Autism? These Clinical Trials Aim to Find Out
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What's Behind the Recent Rise in Autism in the US?
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AI Predicts Autism Based on Infant Brain Scans
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Can a Drug That Fights Parasites Also Help with Autism?
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New Policies Would Threaten Autism Research, Experts Say
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'Microbes of death' can reveal when a frozen body died, forensic scientists explain
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Drowning deaths in US on the rise for the 1st time in decades
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April 8 eclipse could bring uptick in fatal car crashes, scientists caution
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'We don't yet have the know-how to properly maintain a corpse brain': Why cryonics is a non-starter in our quest for immortality
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'Microbiome of death' uncovered on decomposing corpses could aid forensics
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Undetected brain infections may explain some SIDS cases
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Seizures may be a cause of sudden unexplained child deaths
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Some people whose brains flatline but survive can recall lucid 'experiences of death'
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Night owls may die earlier because they tend to drink and smoke more, study suggests
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We may finally understand how metformin lowers blood sugar, animal study finds
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In a 1st, scientists reversed type 1 diabetes by reprogramming a person's own fat cells
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Beware smartwatches that claim to monitor blood sugar without skin prick, FDA says
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Sugar-loving fruit bats' genes could point to new diabetes treatments, scientists say
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referenceType 3 diabetes: Symptoms, causes and treatments
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referenceWhich vegetables are good for diabetics?
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referenceVegan diet for diabetes: Tips, benefits and safety
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referenceWhich fruits are good for diabetics?
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ReferenceType 2 diabetes: Symptoms, causes and treatment
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DealsOutdoor explorers! Don't miss these 8 last-minute Prime Day smartwatch deals
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DealsHurry! These 14 Prime Day fitness deals are still live
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DealsDown to $15 today! Cheap Prime Day star projector deals on quality models
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DealsIt's the final day of Amazon Prime Day — these are the only star projectors worth buying today!
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Buying guidesThis expert works out for a living — here are their 3 top picks for portable exercise equipment
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DealsWe practically live in Under Armour shoes — these are the 3 Prime Day deals we would recommend
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DealsOne of the best-value Garmin watches has dropped to its lowest ever price
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BUYING GUIDEBest shoes for Peloton and indoor cycling 2025: Up your game with the best cycling footwear
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BUYING GUIDEBest running watches 2025: Our top picks for every runner
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The choice of sperm is 'entirely up to the egg' — so why does the myth of 'racing sperm' persist?
-
'Epigenetic memory' may help explain why PCOS tends to run in families
-
Scientists grow mini amniotic sacs in the lab using stem cells
-
Metformin may prevent severe morning sickness
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Common parasite decapitates human sperm
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Iron deficiency in pregnancy can cause 'male' mice to develop female organs
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What are ovarian cysts?
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Is getting an IUD painful?
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'Useless' female organ may actually support the ovaries, study finds
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People on Ozempic start disliking meat and fried foods. We're starting to learn why.
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Diagnostic dilemma: A man ended up in the ER after drinking 6 gallons of milk in 2 days
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What is alkaline water, and does it have any benefits?
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FDA bans red dye No. 3 in food
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Do bay leaves actually add flavor, or is it all a con?
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Diagnostic dilemma: A man's heart stopped after he ate too much licorice
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Why does meat have more protein than vegetables?
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'Banana apocalypse' could be averted thanks to genetic breakthrough
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What are ultraprocessed foods?
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How is DNA used to identify victims of mass disasters?
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In a first, congenital deafness in teens and adults treated with new gene therapy
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Why are men taller than women, on average?
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The rare genetic disease that gives babies hard 'scales'
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Race and genetics do not line up well, new study confirms
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OpinionHow much of your disease risk is genetic? It's complicated.
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US baby receives first-ever customized CRISPR treatment for genetic disease
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New CRISPR alternative can 'install' whole genes, paving the way to treatment for many genetic disorders
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Immune system genes are linked to bigger brains and longer lifespans in mammals
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The human heart: Facts about the body's hardest-working muscle
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A rare genetic disease stained a woman's heart black
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How do fitness trackers measure your heart rate?
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'Breakthrough' stem-cell patches stabilized woman's heart as she awaited transplant
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Diagnostic dilemma: A woman got 'broken heart syndrome' after eating too much wasabi
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How many blood types are there?
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Women are at higher risk of dying from heart disease. Here's why.
-
'Wake-up call': Women are more likely than men to die of complications after heart surgery
-
How many times does a heart beat in a day? What about in a lifetime?
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Twin study reveals signs of MS that might be detectable before symptoms
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Scientist who discovered body's 'fire alarm' against invading bacteria wins $250,000 Lasker prize
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Why are some people's mosquito bites itchier than others'? New study hints at answer
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Scientists breed most human-like mice yet
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Master regulator of inflammation found — and it's in the brain stem
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Women have 4 times men's rate of autoimmune disease. The X chromosome may be to blame.
-
Why is snot sticky?
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Inflammation is a 'mismatch between our evolutionary history and modern environment,' says immunologist Ruslan Medzhitov
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Feature'If you don't have inflammation, then you'll die': How scientists are reprogramming the body's natural superpower
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Experimental treatment for high cholesterol edits DNA in the body to reduce LDL
-
8-year-old with rare, fatal disease shows dramatic improvement on experimental treatment
-
Ozempic-style drugs treat type 1 diabetes, not only type 2, study finds
-
OpinionThimerosal carries no health risks and is almost never used anyway. So why are anti-vaxxers obsessed with it?
-
Drug slashes migraine days by half in early trial — and it may work with completely 'new mechanism'
-
College student discovers psychedelic fungus that eluded LSD inventor
-
Weed may be bad for your heart, whether you smoke or consume edibles
-
A single molecule may treat rare, devastating mitochondrial diseases
-
Scientists test first-ever vaccine for acne: Here's what we know
-
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-
Can your brain run out of memory?
-
Can adults make new brain cells? New study may finally settle one of neuroscience's greatest debates
-
Zapping the brain may help boost math skills, study hints
-
Ketamine may treat depression by 'flattening the brain's hierarchies,' small study suggests
-
1 psychedelic psilocybin dose eases depression for years, study reveals
-
Does the color purple really exist?
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Star-shaped brain cells may underpin the brain's massive memory storage
-
'Rubber paw illusion': Mice can 'sense' artificial limbs, just as humans do
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Electronic face 'tattoos' could measure your mental strain at work
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