Science

Dinosaur teeth reveal some were picky eaters

The enamel in fossilized teeth reveals some dinosaurs preferred to eat particula...

New clues emerge on how foods spark anaphylaxis

In two studies of mice, a molecule called leukotriene helped trigger food-induce...

A giant planet may orbit our closest sunlike neighbor

Alpha Centauri A, four light-years from Earth, may host a gas giant. If confirme...

This ancient Siberian ice mummy had a talented tattooist

Researchers reconstructed a roughly 2,000-year-old woman’s tattoos, from prowlin...

7 stone tools might rewrite the timeline of hominid mig...

Excavated implements suggest a Homo species arrived on Sulawesi over 1 million y...

A newly discovered gene helped this moss defy gravity

A gene called IBSH1 helped spreading earthmoss thrive at high gravity, hinting a...

This snail may hold a secret to human eye regeneration

Golden apple snails can regrow full, functional eyes. Studying their genes may r...

These plants build ant condos that keep warring species...

The unique architecture of some ball-like plants high in trees in Fiji lets viol...

The U.S. government wants to go ‘all in’ on AI. There a...

Government agencies are rapidly adopting AI, but experts warn the push may outpa...

The mystery of melting sea stars may finally be solved 

A bacterium called Vibrio pectenicida may be melting sea stars along North Ameri...

Higher colon cancer rates may reflect earlier screening...

The recommended age for starting colorectal cancer screening is now 45. That shi...

Seven superclouds sit just beyond the solar system

The superclouds probably produce star-forming clouds of gas, since most nearby s...

Some probiotics could feed, rather than fend off, infec...

Probiotics containing Lactobacillus gasseri Lg-36 prevented C. difficile infecti...

The Webb space telescope spies its first black holes sn...

These star-shredding black holes sit within dusty galaxies that block many teles...

Some U.S. newborns still get HIV despite efforts to scr...

Routine tests in the third trimester may catch missed cases and flag the need fo...

A new species of ‘penis worm’ was discovered in the Gra...

A trove of fossils, including a penis worm with a spiked, invertible throat, sug...