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Almost half of the objects in Earth’s orbit are junk—and that’s only the stuff we know about

Can hantavirus spread through the air? What we do and don’t know

Americans are increasingly open to using psychedelics for medical reasons

59,000-year-old Neanderthal tooth may be oldest evidence of dentistry

Radar picks up on bird migration. But how do we tell birds and storms apart?

Are attention spans really shrinking? What the science says

Baby ‘cosmic fossil’ galaxy brings JWST closer to glimpsing the universe’s first stars

Tiny robot drones learn to navigate the world like honeybees

WHO warns the world is falling short of and even reversing its health targets

Why hantavirus takes so long to show symptoms and what that means for containment

Quitting weight-loss drugs or a diet can cause weight regain—two strategies could help prevent that

Each atom in the universe might be unique

Do you need more protein? What science says about high-protein diets

Hantavirus treatments are coming, but funding is holding them back

Ivermectin prescriptions spiked after Mel Gibson touted it for cancer on Joe Rogan’s podcast

Trump’s FDA Commissioner Marty Makary resigns

Math reveals the one game of chance you should always accept

See SpaceX Starship V3 megarocket on the launchpad as it gears up for its next test flight

China’s Yangtze River has been ‘pirating’ water from the Yellow River for more than a million years, scientists reveal

PCOS just got a new name—here’s what to know

NASA’s Apollo moon missions relied on this computer scientist and differential equations

Gemstones on Mars—why the Red Planet could be harboring rubies, opals, and more

Is the U.S. in a new era of political violence? Experts say it’s complicated