A new study suggests a proto–Colorado River filled a large basin before spilling westward to set the Grand Canyon’s modern ...

No direct hits are required; shock waves from a jet can ripple across hundreds of thousands of light-years to churn galactic ...

The HHS secretary defended proposed budget cuts to science, his vaccine moves and health care costs on Capitol Hill on ...

The White House has nominated Erica Schwartz to replace NIH director Jay Bhattacharya as CDC chief. Bhattacharya has been ...

These drugs were hailed by proponents as breakthroughs in the fight to treat Alzheimer’s disease, but a new independent ...

A new map of the cosmos, including more than 47 million galaxies and other cosmic objects, represents one of the most ...

Steve Brusatte, author of The Rise and Fall of the Dinosaurs and The Story of Birds, recommends 10 dinosaur books to dig into ...

If the U.S. is ever to set up a permanent outpost on the moon, it will need nuclear power. The White House just released a ...

Biologists are racing to save America’s freshwater mussels—the water-filtering keystone species that once filled the ...

By making people feel as if they inhabit a younger version of their own face, researchers can bring childhood memories into ...

Detailed imaging of a 250-million-year-old fossil has revealed the first proof that the ancestors of mammals laid eggs. The ...

Peptide-based substances are largely unproven and risky, experts say, but they’re gaining popularity among influencers and ...