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Arctic sea ice hits lowest winter level on record

Human sperm get lost in space, pioneering study finds

What happens when AI starts checking mathematicians’ work

Why mathematicians are boycotting their biggest conference

Does red-light therapy work? What the research says

Inside NASA’s audacious plan to save a doomed space telescope

How hacked surveillance cameras are fueling assassinations in Iran

NASA releases stunning new Saturn images—and the gas giant has never looked so good

Top climate scientist Kate Marvel just resigned from NASA. Here's why

Earth’s magnetic field may be more powerful than we thought

Jury finds Meta and YouTube negligent in landmark social media addiction case

Physicists just took a road trip with a load of antimatter. Here’s how it went

That minty-fresh feeling? Scientists now know how our bodies feel cold

Can AI actually solve real math proofs? Researchers put it to the test

NASA unveils ambitious new moon base plans

Mathematicians can’t agree on whether 0.999... equals 1

Pinot noir’s popularity has medieval roots

NASA pushes space industry to use the ISS as a test ground for future stations

NASA announces nuclear-powered Mars mission by 2028

Astronomers witness the birth of a new solar system

Is social media addictive? The science reveals what’s at stake

Why the LaGuardia plane crash was so destructive

Iran attack on Qatar’s liquid natural gas trains has global energy consequences

Earth's climate is more out of balance than any time in record history, U.N. warns

Dangerous microbes may be hiding in drought-stricken soils

What color is this dot? New illusion demonstrates weird vision quirk

Spring heat dome, a blow to RFK, Jr.’s health agenda, SpaceX Starlink milestone

How stress causes an eczema flare-up

Can future astronauts be put into comas for space travel like in Project Hail Mary?

U.K.’s deadly meningitis outbreak shows importance of vaccination

Brain’s protective barrier stays leaky for years after playing contact sports

GlassWorm malware hides in invisible open-source code

Extreme U.S. heat wave smashes all-time hottest March temperature record

Rival ‘shadow’ group to RFK, Jr.’s autism science committee meets in D.C.

How accurate is the science in Project Hail Mary?

Agnes Pockels’ pioneering work was unfairly dismissed by tropes about women’s domestic roles

What’s the most massive star in the universe?

The real science (and the fun fiction) behind Project Hail Mary

Influential vaccine advisory panel ACIP may be ‘disbanded’ after lawsuit, says former vice chair

What animal are you? Humans and animals tend to like the same mating calls

When did plate tectonics on Earth begin? New research finds some of the earliest clues

How the Project Hail Mary directors brought science to the big screen

Drug retatrutide helps people lower blood sugar and lose weight, clinical trial results show

The world’s happiest countries report calls attention to youth well-being

Try these language puzzles from North America’s biggest linguistics competition

The math of March Madness brackets

Gerd Faltings, mathematician who proved the Mordell conjecture, wins the Abel Prize at age 71

Something extremely weird is happening to our galactic neighbor. Scientists think they know why

Modern rocketry turns 100—and NASA says the best is yet to come

There might be less water on the moon than we’d hoped