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Slower biological aging may tied to getting the same amount of rest each day

Shake it off—NASA’s Curiosity rover gets its robotic arm stuck inside a rock on Mars

Poop, stomach oil and ostrich eggshells keep records of Earth’s ancient climate

Skeletons of four doomed Franklin Expedition sailors identified with DNA

Math and statistics help explain the FBI's “missing scientists” cases

The hantavirus cruise ship outbreak is a dangerous experiment

MAHA voters support lower health care costs above vaccine safety and limitation of pesticides, poll finds

Could this fungus live on Mars? Maybe it already does

The return of the Presidential Physical Fitness Award likely won’t improve children’s health, experts say

Gas prices are spiking. So why aren’t U.S. oil companies drilling more?

The brain processes overheard words under anesthesia, but it may not remember them

The Trump administration is bringing back flavored vapes. Advocates and lawmakers say the risks outweigh the benefits

A 1,500-foot tsunami took scientists by surprise. Now we know why it happened

‘Touchy-feely’ dark matter is having a moment

What are AI agents? Inside a real experiment where AI ran a start‑up

Carbon dioxide levels in the atmosphere just hit a ‘depressing’ record high

Babies may ‘catch’ yawns from their mother in the womb, new study finds

Why some mathematicians think we should abandon pi

Jeff Bezos’s Blue Origin moon lander completes a crucial test as race with SpaceX heats up

Does a psychedelic trip change your brain? A new study offers a tantalizing clue

A decade of research reveals harms of ‘fitspiration’ content online

How scientists made the discoveries behind a game-changing gene therapy for sickle cell disease and won a $3-million Breakthrough Prize

Humpback whales sometimes hang out with their mouth open, baffling scientists

NASA just dropped more than 12,000 Artemis II photos—here’s how to see them

How a Greenland shark’s heart can beat for centuries

Supreme Court reinstates access to abortion drug mifepristone by mail

School cell phone bans may boost student well-being—but not test scores, new study suggests

Airborne microplastics could be making climate change worse

Why NASA’s Artemis moon program could fall victim to SpaceX’s AI ambitions

What you need to know about hantavirus, the infection at the center of a deadly cruise ship outbreak

What we know—and what we don’t—about marijuana’s health effects

How a vision-restoring gene therapy proved that we can treat inherited diseases

Metallic scorpion stingers, preeclampsia hope, canceled wind energy projects

The Eta Aquarid meteor shower peaks tonight—here’s how to get the best view

Key U.S. science panels are being axed—and others are becoming less open

Why the FDA rejected a ‘breakthrough’ melanoma drug

Do octopus brains work like humans’—or is there another way to be smart?

A SpaceX rocket booster may be on track to hit the moon in August

Watch NASA test its new X-59 jet designed to go faster than the speed of sound

A third of U.S. adults don’t get enough sleep, new CDC report warns

US lawmakers vote to cut science spending—but reject Trump’s sweeping reductions

The spring migration of birds is peaking. Here’s how to watch

What is the Kardashev scale, and can we climb it?

What is the AI compute crunch, and why are AI tools hitting usage limits?

‘Spectacular’ Viking coin hoard discovery is likely the largest in history

Trump, ibogaine and the science behind the psychedelics boom in the U.S.

At shadow climate summit on phasing out fossil fuels, scientists are center stage

Scientists just discovered what is fueling cows’ potent burps

Trump withdraws wellness influencer and MAHA activist Casey Means as surgeon general nominee

Scientists use AI to test whether life can run on only 19 amino acids