Viruses, Infections & Disease -- Viruses that evolved on the space station and were sent back to Earth were more effective at killing bacteria

18 hours ago

Space -- Crew-11 emergency return, Mars Sample Return cancellation, shrinking river deltas, and an ancient wolf mystery.

2 days ago

Food & Diet -- Is there such a thing as 'too much' protein?

5 days ago

Genetics -- DNA from ancient viral infections helps embryos develop, mouse study reveals

6 days ago

Health -- How much of your body could you lose - and still survive?

2 days ago

Food & Diet -- New US food pyramid recommends very high protein diet, beef tallow as healthy fat option, and full-fat dairy

12 days ago

Animals -- 50 mind-blowing science facts about our incredible world

14 days ago

Genetics -- 'More Neanderthal than human': How DNA from our long-lost ancestors affects our health today

17 days ago

Human Behavior -- About Live Science

2 months ago

Archaeology -- Remnants of spills on Renaissance-era textbook reveal recipes for 'curing' ailments with lizard heads and human feces

13 hours ago

Human Evolution -- 10 things we learned about Neanderthals in 2025

19 days ago

Archaeology -- 10 things we learned about our human ancestors in 2025

24 days ago

Heart & Circulation -- This 'marker' may be more predictive than cholesterol for heart disease

14 days ago

Space -- A runaway black hole, a human ancestor discovered in Casablanca cave, and vaccine schedule slashed

7 days ago

Health -- Tooth-in-eye surgery, 'blood chimerism,' and a pregnancy from oral sex: 12 wild medical cases we covered in 2025

23 days ago

FACTS ABOUT THE HUMAN BODY

2 years ago

Could aging eggs be 'rejuvenated'? New tool may help pave the way to fertility-extending treatments

27 days ago

Gray hair may have evolved as a protection against cancer, study hints

27 days ago

Insomnia and anxiety come with a weaker immune system - a new study starts to unravel why

27 days ago

Buying Guide -- Best budget fitness trackers 2026: Cheap but mighty -- Maddy Biddulph -- Last updated

14 days ago

Review -- Motorola Moto Watch Fit fitness tracker review: The perfect yoga companion -- Kat Bayly -- Published

13 hours ago

Viruses, Infections & Disease

1 day ago

Why is flu season so bad this year? -- Clarissa Brincat

1 day ago

This is SPARDA: A self-destruct, self-defense system in bacteria that could be a new biotech tool -- RJ Mackenzie

2 days ago

'Zombie' cells may drive common form of epilepsy -- RJ Mackenzie

3 days ago

Aging and inflammation may not go hand in hand, study suggests -- Clarissa Brincat

2 months ago

'Aging clocks' can predict your risk of disease and early death. Here's what to know. -- Patrick Sullivan

4 months ago

Aging: What happens to the body as it gets older? -- Mindy Weisberger

2 months ago

Brain scans could reveal your true biological age -- Patrick Sullivan

6 months ago

'I was floored by the data': Psilocybin shows anti-aging properties in early study -- Jane Palmer

6 months ago

New study raises big questions about taurine as anti-aging supplement -- Nicoletta Lanese

7 months ago

Combo of cancer therapy drugs increases mice lifespan by 30% -- Patrick Pester

7 months ago

Heat waves may accelerate the aging process -- Sanket Jain

8 months ago

The brain might have a hidden 'off switch' for binge drinking -- Marianne Guenot -- Published

6 months ago

Can weight loss drugs help you drink less alcohol? -- Marianne Guenot -- Published

7 months ago

How does alcohol cause cancer? -- Clarissa Brincat -- Published

11 months ago

What counts as 'binge drinking'? What about 'high-intensity drinking'? -- Clarissa Brincat -- Published

1 year ago

Why do hangovers get worse with age? -- Marilyn Perkins -- Published

1 year ago

Are people more honest when they're drunk? -- Marilyn Perkins -- Published

1 year ago

What happens to your body when you stop drinking alcohol? -- Emily Cooke -- Last updated

1 year ago

Can drinking alcohol really cause hiccups? -- Anna Gora -- Published

1 year ago

Finally, scientists explain the dreaded 'red wine headache' -- Emily Cooke -- Published

1 year ago

BUYING GUIDE -- Best air purifiers for allergies 2026: Breathe easy this winter -- Molly Cleary

14 days ago

New Jersey man dies from meat allergy triggered by tick bite -- Nicoletta Lanese -- Published

2 months ago

REFERENCE -- Do air purifiers help with allergies? -- Kerry Taylor-Smith

1 year ago

Is playing in the dirt good for kids' immune systems? -- Emily Cooke -- Last updated

1 year ago

REFERENCE -- Do air purifiers help with dust? -- Katie Treharne

1 year ago

Could allergies be 'deleted' someday? -- Rebecca Sohn -- Last updated

1 year ago

Can you really be allergic to the sun? -- Anna Gora -- Published

1 year ago

What causes metal allergies? -- Anna Gora -- Published

1 year ago

The 5 most common seasonal allergies -- Anna Gora -- Published

1 year ago

Why can't you wiggle your toes one at a time? -- Steven Lautzenheiser -- Published

14 days ago

Why don't teeth count as bones? -- Marilyn Perkins -- Published

2 months ago

Human skeleton quiz: What do you know about the bones in your body? -- Kristina Killgrove -- Published

3 months ago

What's the strongest muscle in the human body? -- Clarissa Brincat -- Last updated

3 months ago

Staring at the March 29 solar eclipse can cause eye damage in seconds - and you won't even feel it happening -- Emily Cooke -- Published

3 months ago

New cells discovered in eye could help restore vision, scientists say -- Emily Cooke -- Published

3 months ago

Scientists describe new type of fat in human bellies -- Marianne Guenot -- Published

3 months ago

'Vestigial' human ear-wiggling muscle actually flexes when we're straining to hear -- Clarissa Brincat -- Published

3 months ago

How many more calories does muscle burn than fat? -- Kamal Nahas -- Published

3 months ago

Is acetaminophen safe in pregnancy? Here's what the science says. -- Theresa Sullivan Barger

3 months ago

'Butterfly effect' may explain some genetic causes of autism -- Emily Cooke

1 year ago

Rates of autism diagnosis in children are at an all time high, CDC report suggests -- Sascha Pare

1 year ago

Confirmed: No Link Between Autism and Measles Vaccine, Even for 'At Risk' Kids -- Laura Geggel

1 year ago

Autism Risk May Increase If Child's Mother Has High DDT Exposure -- Laura Geggel

1 year ago

Can Marijuana Treat Autism? These Clinical Trials Aim to Find Out -- Laura Geggel

1 year ago

What's Behind the Recent Rise in Autism in the US? -- Rachael Rettner

1 year ago

AI Predicts Autism Based on Infant Brain Scans -- Tracy Staedter

1 year ago

Can a Drug That Fights Parasites Also Help with Autism? -- Laura Geggel

1 year ago

What's the longest someone has been clinically dead - but then come back to life? -- Marilyn Perkins

3 months ago

'Microbes of death' can reveal when a frozen body died, forensic scientists explain -- Noemi Procopio

1 year ago

Drowning deaths in US on the rise for the 1st time in decades -- Emily Cooke

1 year ago

April 8 eclipse could bring uptick in fatal car crashes, scientists caution -- Nicoletta Lanese

1 year ago

'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 -- Venki Ramakrishnan

5 months ago

'Microbiome of death' uncovered on decomposing corpses could aid forensics -- Christoph Schwaiger

1 year ago

Undetected brain infections may explain some SIDS cases -- Nicoletta Lanese

1 year ago

Seizures may be a cause of sudden unexplained child deaths -- Stephanie Pappas

1 year ago

Some people whose brains flatline but survive can recall lucid 'experiences of death' -- Rachel Nuwer

1 year ago

Slaying 'zombie cells' in blood vessels could be key to treating diabetes, early study finds -- Elise Ceyral

1 month ago

What is type 5 diabetes? Newly recognized form of the disease gets name -- Clarissa Brincat

27 days ago

Diabetic man produces his own insulin after gene-edited cell transplant -- Lydia Smith

5 months ago

We may finally understand how metformin lowers blood sugar, animal study finds -- Kamal Nahas

10 months ago

In a 1st, scientists reversed type 1 diabetes by reprogramming a person's own fat cells -- Tia Ghose

1 year ago

Beware smartwatches that claim to monitor blood sugar without skin prick, FDA says -- Nicoletta Lanese

1 year ago

Sugar-loving fruit bats' genes could point to new diabetes treatments, scientists say -- Wei Gordon

1 year ago

Type 3 diabetes: Symptoms, causes and treatments -- Lou Mudge -- Last updated

3 months ago

Which vegetables are good for diabetics? -- Lou Mudge -- Last updated

3 months ago

Deals -- Our expert's favorite running shoes have just hit their lowest-ever price in January -- Anna Gora -- Published

1 day ago

Buying guides -- What to buy to start a fitness journey (and save some money in the process) -- Anna Gora -- Published

13 days ago

Buying Guide -- Best yoga mats 2026: The best designs for hot yoga, travel and general home use -- Sam Hopes -- Last updated

14 days ago

Buying Guide -- Best Garmin watches 2026: From fitness bands to adventure smartwatches -- Andrew Williams -- Last updated

14 days ago

BUYING GUIDE -- Best shoes for Peloton and indoor cycling 2026: Up your game with the best cycling footwear -- Sam Hopes -- Last updated

14 days ago

Buying Guide -- Best workout equipment for home gyms 2026: Exercise in the comfort of your home -- Sam Hopes -- Last updated

14 days ago

Buying Guide -- Best walking treadmills 2026: An easy way to hit your step goal -- Sam Hopes -- Last updated

14 days ago

'Unprecedented': Woman delivers full-term abdominal pregnancy while also having 22-pound cyst removed -- Nicoletta Lanese

1 month ago

Study links GLP-1 use to some pregnancy risks - but the research has key caveats -- Nicoletta Lanese

1 month ago

New blood test can predict risk of postpartum depression with more than 80% accuracy -- Michele Cohen Marill

2 months ago

Don't use cannabis during pregnancy or breastfeeding, leading OBGYN group says -- Elise Ceyral

3 months ago

Scientists created human egg cells from skin cells - then used them to make embryos -- Nicoletta Lanese

3 months ago

Opinion - Dangers of falling birth rates in the US have been 'dramatically overstated,' experts say - By - Leslie Root - Published - 24 September 25

3 months ago

Even brief exposure to air pollution can push the placenta into an inflammatory state, lab study suggests -- Nicoletta Lanese

4 months ago

Acne drug Accutane may restore sperm production in infertile men, early study hints -- Clarissa Brincat

4 months ago

An otherwise 'fit' man had a stroke after drinking 8 'high-potency' energy drinks a day -- Nicoletta Lanese -- Published

30 days ago

A woman's homemade juice led to life-threatening 'toxic squash syndrome' -- Nicoletta Lanese -- Published

2 months ago

A toxicologist explains when you can safely cut the moldy part off food, and when it's best to toss it -- Brad Reisfeld -- Published

2 months ago

FDA recalls more bagged, frozen shrimp over possible radioactive cesium contamination -- Nicoletta Lanese -- Last updated

4 months ago

Man sought diet advice from ChatGPT and ended up with dangerous 'bromism' syndrome -- Nicoletta Lanese -- Published

4 months ago

No-sugar sweetener erythritol may pose risk to cells in the brain -- Isha Ishtiaq -- Published

4 months ago

People on Ozempic start disliking meat and fried foods. We're starting to learn why. -- Lori Youmshajekian -- Published

4 months ago

Leonardo da Vinci's DNA may be embedded in his art - and scientists think they've managed to extract some -- Sascha Pare

12 days ago

5 GENETIC 'SIGNATURES' UNDERPIN A RANGE OF PSYCHIATRIC CONDITIONS -- Clarissa Brincat

1 month ago

Woman had her twin brother's XY chromosomes - but only in her blood -- Mindy Weisberger

2 months ago

James Watson, controversial co-discoverer of DNA's structure, dies at 97 -- Andor J. Kiss

2 months ago

Gene on the X chromosome may help explain high multiple sclerosis rates in women -- Zunnash Khan

2 months ago

Scientists are developing a 'self-driving' device that helps patients recover from heart attacks -- Nicoletta Lanese -- Published

2 days ago

Heart attacks are less harmful at night. And that might be key to treating them. -- Zunnash Khan -- Published

29 days ago

Heart quiz: What do you know about the body's hardest-working muscle? -- Marilyn Perkins -- Published

3 months ago

Gum disease treatment slows the thickening of arteries, clinical trial shows -- Sophie Berdugo -- Published

4 months ago

The human heart: Facts about the body's hardest-working muscle -- Mindy Weisberger -- Last updated

6 months ago

A rare genetic disease stained a woman's heart black -- Nicoletta Lanese -- Published

6 months ago

How do fitness trackers measure your heart rate? -- Anna Gora -- Published

6 months ago

'Breakthrough' stem-cell patches stabilized woman's heart as she awaited transplant -- Jess Thomson -- Published

6 months ago

An experimental mRNA treatment counters immune cell aging in mice -- Nicoletta Lanese

17 days ago

Mitochondria aren't only the 'powerhouses of cells' - they also battle germs -- Andrew Monteith

5 months ago

Twin study reveals signs of MS that might be detectable before symptoms -- Michael Schubert

1 year ago

Scientist who discovered body's 'fire alarm' against invading bacteria wins $250,000 Lasker prize -- Nicoletta Lanese

1 year ago

Why are some people's mosquito bites itchier than others'? New study hints at answer -- Michael Schubert

1 year ago

Scientists breed most human-like mice yet -- Emily Cooke

1 year ago

Master regulator of inflammation found - and it's in the brain stem -- Emily Cooke

1 year ago

Women have 4 times men's rate of autoimmune disease. The X chromosome may be to blame. -- Emily Cooke

1 year ago

Metal compounds identified as potential new antibiotics, thanks to robots doing 'click chemistry' -- Victoria Atkinson

7 days ago

US government overhauls the childhood vaccine schedule in unprecedented move -- Nicoletta Lanese

14 days ago

New drug could prevent diabetes complications not fixed with blood sugar control, study hints -- Nicoletta Lanese

2 months ago

New antivenom works against 17 dangerous African snake species, study suggests -- Sayan Tribedi

2 months ago

Newfound antibiotic shows '100 times' more potency against drug-resistant bacteria than its predecessor -- Victoria Atkinson

2 months ago

One molecule could usher revolutionary medicines for cancer, diabetes and genetic disease - but the US is turning its back on it -- Nicoletta Lanese

2 months ago

'This is a completely different level of anti-vaccine engagement than we've ever seen before,' says epidemiologist Dr. Seth Berkley -- Nicoletta Lanese

2 months ago

Future pandemics are a 'certainty' - and we must be better prepared to distribute vaccines equitably -- Dr. Seth Berkley

2 months ago

Chemo hurts both cancerous and healthy cells. But scientists think nanoparticles could help fix that. -- Tom Anchordoquy

3 months ago

'Mitochondrial transfer' into nerves could relieve chronic pain, early study hints -- Nicoletta Lanese

12 days ago

AI is getting better and better at generating faces - but you can train to spot the fakes -- Sophie Berdugo

23 days ago

Neuroscience word search - Find all the parts of the brain -- Nicoletta Lanese

25 days ago

Tiny implant 'speaks' to the brain with LED light -- Payal Dhar

27 days ago

Brain scans reveal 'dial' that helps keep us from getting lost -- RJ Mackenzie

1 month ago

Book - 'Intelligence comes at a price, and for many species, the benefits just aren't worth it': A neuroscientist's take on how human intellect evolved - By - Nikolay Kukushkin - Published - 5 December 25

3 days ago

Do your dreams change as you age? -- Abby Wilson

1 month ago

These genes were thought to lead to blindness 100% of the time. They don't. -- Stephanie Pappas

4 days ago

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1 year ago

A man's sudden seizures were set off by sudoku -- Sophie Berdugo

5 days ago