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This ancient South American kingdom ran on bird poop

Hair extensions may contain chemicals linked to cancer and reproductive issues

What does it take to eat like an Olympian?

FDA won’t consider a new mRNA vaccine for flu despite the technology’s life-saving promise

How ‘effectively zero-knowledge’ proofs could transform cryptography

Inside the Russian dialect coaching behind Heated Rivalry

Top medical groups join forces to review vaccine science as CDC faces criticism

Earth’s core may contain 45 oceans’ worth of hydrogen

Scientists may have discovered a pulsar at the Milky Way’s heart—a result that could reveal new physics

What came before the big bang?

The quirky geology behind Olympic curling stones

Rules of mysterious ancient Roman board game decoded by AI

Obesity increases risk of severe infections, study finds

Why has this winter been so cold in the U.S. East and warm in the country’s West?

Mathematicians launch First Proof, a first-of-its-kind math exam for AI

Bad Bunny’s Super Bowl halftime show highlighted Puerto Rico’s power grid. Here’s why

Elon Musk says SpaceX will prioritize establishing a city on the moon instead of building a Mars colony

Mathematicians discover new ways to make round shapes

Yellowstone’s earthquakes spark microbial boom deep underground

'Quad God' Ilia Malinin and the science of figure skating's near-impossible jumps

Babies are born with rhythm as NASA’s Artemis II faces delays and solar flares surge

Ancient seafarers helped shape Arctic ecosystems

The science behind why some auroras have such stunning wave patterns

What were the first animals? The fierce sponge-jelly battle that just won’t end

What ‘6-7,’ demons and The Big Bang Theory tell us about prime numbers

The science of how Olympian Lindsey Vonn can ski on injured knees

What watching the Super Bowl does to your health

RFK, Jr. just claimed the keto diet can cure schizophrenia. Here’s what the science says

The Relativistic Heavy Ion Collider’s end marks a new beginning for U.S. particle physics

New GLP-1 weight-loss drugs are coming—and they’re stronger than Wegovy and Zepbound

How new AI technology is helping detect and prevent wildfires

Are seahawks real? The science behind Seattle's Super Bowl team

If the universe is expanding, how can galaxies collide?

Snakes on a train? King cobras may be riding the rails in India

A push to redraw the map of mental illness

Kanzi the famous bonobo may have understood ‘pretend’ objects

South Carolina measles outbreak is triggering dangerous brain swelling in some children

Epstein files show a complicated relationship with science and journalism

Katharine Burr Blodgett’s brilliant career began at the ‘House of Magic’

Where did Luna 9 land on the moon?

Menstrual blood can be used to detect HPV, hinting at broader uses

‘X-ray dot’ discovery fuels JWST ‘black hole star’ debate

These two habits are linked to more than a third of all cancer cases

The AI data center boom could cause a Nintendo Switch 2 memory shortage

NASA’s next space suit for Artemis has out-of-this-world mobility

Women and men are almost equally as likely to be diagnosed as autistic by adulthood, new study finds

Lung cancer hijacks the brain to trick the immune system

Physicists trace particles back to the quantum vacuum

Mesmerizing 'cloud streets' emerge from Florida's frigid air

A 200-foot asteroid has a 4 percent chance of hitting the moon in 2032—and we could see it