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The Roundest (and Most Rectangular) Countries, According to Math

Apparently, Sierra Leone is both very round and quite rectangular.

Astronauts Who Spent 286 Extra Days in Space Earned No Overtime. But They Did Get a $5 a Day "Incidentals" Allowance

Astronauts in space have the same benefits as any federal employee out on a business trip.

World’s Oldest Person Had Cells 17 Years Younger Than Her Age. The Surprising Diet and Habits That Helped Her Live to 117

The supercentenarian’s gut health may hold the key to longevity.

How to Build the World’s Highest Mountain

The rocks of Mount Everest’s peak made an epic journey from seafloor to summit.

Most Back Pain Treatments Don't Work—Here's What Actually Helps

Sometimes, the simplest solutions—moving more, staying strong, and managing stress—are the best we have.

Some 31 million years ago, these iguanas rafted over 5,000 miles of ocean

New research reveals an extraordinary journey across the Pacific that defies what we thought was possible.

Scientists Just Engineered Bacteria That Make Biodegradable Plastic

Scientists have modified bacteria to produce biodegradable plastics from simple sugars.

Scientists Say the Moon Was Once a Giant Ocean of Molten Rock

China’s Chang’e 6 mission uncovers evidence of a molten lunar magma ocean and a violent ancient impact.

Microlightning in Water Droplets Could Have Sparked Life on Earth

New research suggests tiny electrical charges in water droplets could have fueled the chemical reactions that led to life.

Are There Billions More People Than We Thought? Controversial Study Suggests Rural Population May Be Undercounted by 50%

Is the way we've been counting the world's population wrong all along?

Finally, mRNA vaccines against cancer are starting to become a reality

mRNA vaccines were first developed years ago to target cancers and now they're really starting to show promise.

Is AI Moderation a Useful Tool or Another Failed Social Media Fix?

A new study suggests that an optimized AI model could detect harmful social media comments with 87% accuracy.

Scientists Take "Baby Picture" of the Infant Universe and Then Weigh It. Here's What Its First 380,000 Years Tell Us

If today's Universe were an adult human, at 380,000 years old it would be only a few hours old.

Cambridge Scientists Develop Urine Test for Early Lung Cancer Detection

Lung cancer often goes undetected until it’s too late. But a new urine test developed by Cambridge scientists could change that.

Scientists Just Found a Way to Turn Sewage into Protein and Green Hydrogen

This new method of converting sewage sludge cuts CO2 emissions by 99.5% compared to conventional methods.

Taking care of your teeth is also good for your heart health

In recent years, a growing body of research has unveiled a compelling connection between oral health and cardiovascular well-being. While brushing and flossing are traditionally associated with preventing cavities and gum disease, these practices may also play an important role in safeguarding your heart. But how does it all work? Inflammation is a bridge to […]

The US Air Force Just Unveiled Its First Unmanned Fighter Drones

They're affectionately called "Loyal Wingmen".

Did WWI Dazzle Camouflage Actually Work? Scientists Revisit a 105-Year-Old Experiment to Find Out

Painting ships like zebras was a bold move, but it likely didn't fool U-boats. Something else worked though.

Study shows "Pro Life" supporters sometimes care more about banning casual sex than sanctity of life

Some Pro Life advocates may actually be subconsciously more fixated on the lives of the parents.

The Smell of Gods: Ancient Greek and Roman Statues Were Once Not Only Painted But Also Perfumed

Ancient artists used perfume to bring their statue to life.

What's Behind the 'Blood Rain' That Turned This Iranian Shoreline Crimson

The island's unique geology is breathtaking.

Less Than 1% of Gun Owners Use Their Firearms for Self-Defense Each Year. But Many More Are Exposed to Gun Violence

The study suggests gun proliferation carries more risks than self-defense benefits.

AI-Powered Test Can Reveal Your Biological Age From Just 5 Drops of Blood

Scientists develop an AI-powered model that reveals the hidden biological clock within our hormones.

When Did Humans First Speak? New Genetic Clues Point to 135,000 Years Ago

Language is one of the biggest force multipliers in our species. It appeared earlier than expected.

Mars has huge amounts of water hidden beneath its surface — and perhaps life too

There may be an ocean's worth of water trapped inside rocks miles below the surface.

Scientists Create Invisible Sound Bubbles Where You Can Listen Without Headphones and They Are Freakishly Cool

Sound enclaves let you listen in private without headphones.

For the First Time Ever, Scientists Have Directly Detected Carbon Dioxide on Distant Planets

The discovery is keeping astronomers on their toes about how planets are formed.

The Solar System Passed Through a Massive Cosmic Wave Millions of Years Ago -- And This May Have Cooled Earth

Radcliffe might be responsible for the Ice Age. You read that right.

Married Men Are 3 Times More Likely to Be Obese Than Single Men, Study Finds

Marriage increases the risk of obesity for men, but not women, researchers find.

The World's Smallest Microcontroller Could Reshape the Future of Wearable Tech and Medicine

This speck-sized chip could be incorporated in anything from smart pills to environmental sensors.

Google searches for "recession" are surging. How worried should you be?

Tariffs, market jitters, and history’s lessons all paint a concerning economic picture.

People Tend to Assume Heroes Like Spider-Man Would Vote for Their Party—And Villains Like Darth Vader Would for the Opposide Side

There's a strong tendancy to see political rivals as villains -- and this is a problem for democracyh.

Jay Bhattacharya has a history of misinformation. He's about to head the NIH

Jay Bhattacharya, a Stanford professor with no experience treating patients, is set to become the director of the NIH.

Lego, the World’s Largest (and Smallest) Tire Manufacturer, Makes a Major Eco-Friendly Upgrade

LEGO is turning ocean waste into playtime innovation.

Microplastics Could Be Making Bacteria Resistant to Antibiotics

Researchers say tiny plastic debris may help bacteria become more resistant to antibiotics.

A Forgotten Boulder in a School Office Turned Out to Have 66 Dinosaur Footprints from 200 Million Years Ago

A rock used as a school decoration turned out to be a fossil treasure trove.

Magnolias are so ancient they're pollinated by beetles — because bees didn't exist yet

Before bees, there were beetles

This Is What Antarctica Would Look Like Without Its Ice

Antarctica's most detailed map exposes its vulnerable future.

Japan’s Restaurants Are Hiring Cat Robots — And They’re Pretty Good Servers

With a declining workforce, Japan is serving as the test bed for robotic assistants in many fields.

New Organic Semiconductor That Spirals Electrons Like a Corkscrew Could Lead to Brighter, More Energy-Efficient Screens

The technology could be applied to not just screens but also quantum computing and spintronics.

Scientists Turn Skin Cells Directly Into Neurons Bypassing Stem Cells

It's a huge step forward for regenerative medicine.

Astronomers Find Four Sub-Earth Planets Just Six Light-Years Away

Four new planets were discovered around the second-closest star to the Sun.

Researchers are adding probiotics to chocolate to make it even healthier

Chocolate is already a beloved treat, but what if it could also improve your gut health?

The Arctic Seafloor Is Full of Life — And We’re About to Destroy It

The Arctic Ocean is more than just icy waters, it harbors vibrant ecosystems — but it also harbors valuable oil, gas, and rare earth elements.

Your Clothes Dryer Is Costing You (and the Environment) More Than You Think

A new study found that machine drying costs U.S. households over $7 billion annually.

Over 1 in 3 Americans hurt by "second-hand drinking"

Alcohol use is affecting more than just its consumers, and more than we thought.

EPA Plans to Close Environmental Justice Offices, Leaving Communities to Face Pollution Alone

Environmental justice initiatives meant to ease pollution burdens on low-income and minority communities have lost support and funding as a result of recent actions by EPA administrator Lee Zeldin.

Black Holes Might Not Be Cosmic Dead-Ends But Rather the Beginning Of White Holes

From black holes to white holes. Who would've thought?

Astronomers Discover 128 New Moons Around Saturn Securing Its Title as the Moon King and Leaving Jupiter in the Dust

Jupiter may be out of the race for good.

Lightning Strikes Plummet by 50% After Global Shipping Industry Cut Sulfur Emissions

An unplanned experiment takes scientists closer to solving a long-standing mystery.