US Underwater Human Habitat Is Now Operational, Here's What Life Inside Looks Like

Chernobyl fungus evolves incredible ability

Mammoth bones turned out to be an entirely different animal

The supplement that reduces aggression

Preventable Cancers Linked to 2 Key Habits

Can we hear a black hole?

Vision can predict dementia

Scientists think they've found what lit up the early Universe

Vasectomies peak during March Madness. Here's why.

Detail below Vitruvian man's crotch could solve a 500-year-old mystery

Salt could be the coolest new thing for refrigeration

A common sleep aid may be putting your heart at risk

A cluster of black holes may have been discovered

Sperm don't really care for Newton's third law of physics

Scientists made a 'universal' kidney that could survive in just about anybody

AI reveals the truth on a key detail in Raphael's famous painting

Extraterrestrial metal found among Spanish Bronze Age artifacts

CASTING CALL: Become a Health Content Producer for ScienceAlert

Scientists turned Earth's flipping magnetic field into a horror show

Superager blood could reveal the secret to a longer life

50% of heart attacks in women aren't caused by what we think

It's official: there are now 5 types of diabetes

Earth's seasons are out of sync

You will probably get holes in your colon. Here's why.

Dementia's risk factors could start before you're even born

Romanian woman's doorstop could have made her a millionaire

'Biological button' discovered that may one day reverse osteoporosis

Wild pigs in California found with blue meat

Your daily poop count is important

Two 'supergiant' gold deposits found in China

The way you talk could hide signs of Alzheimer's

There's a point in life where aging accelerates

We may finally know how metformin treats diabetes

One exercise is best for a good night's sleep

Tinnitus may be linked to sleep. Here's how.

Scientists discover cheaper and easier alternatives to weight-loss drugs

Future humans could have an extra artery

Atom-snapping 'camera' that takes just 1/1,000,000,000,000th of a second

NASA recorded sounds from a black hole (and they're downright creepy)

What did space do to retired astronaut Winston E. Scott?

Quantum physicists invented a new way to measure time

Physicists recreated a black hole in a lab, which then shone with light

Living things may actually shine with visible light until they die

Dementia risks skyrocket after one common injury

Columbus's family DNA may reveal a surprise about his origins

Microplastics were found in artery deposits

COSMIC RAYS could be a source of energy for aliens

Sounds waves hint at a STRUCTURE hiding inside Earth's core

Cancer and CT scans. Here are the numbers.

These critical cells could explain the mysterious origins of Alzheimer's

NASA finds a second star hiding in doomed red giant BETELGEUSE

Does fidgeting ANNOY YOU? You might have a condition that affects 1 in 3.

Genetic discovery solves 50 year mystery involving a new BLOOD GROUP

NASA is watching a strange dent grow in our magnetic field

Blood pressure drug EXTENDS LIFE in animal experiment

Scientists TELEPORTED light over the internet for the first time

Evolution is turning this ancient plague into a SUPERBUG

These cheap supplements could give your aging brain a boost

DNA sugar BREAKTHROUGH could treat hair loss

Rock crushed by NASA's rover contains clues on life