A remarkably preserved, mummified reptile from 289 million years ago is rewriting what we know about how animals first ...

Today's octopuses are intelligent, remarkably flexible animals that lurk in reefs, hide in crevices, or drift through the ...

Rare fossil finds show colossal octopuses were among the top ocean predators during the Cretaceous Period, according to a new ...

Between 50,000 and 10,000 years ago, many of the world's largest mammals disappeared. Picture creatures like saber-toothed ...

Tucson hit its first 100-degree day of 2026 at 2:05 p.m. Thursday. That's one day before the first day of spring. Today's triple-digit temperature breaks the previous record for earliest 100-degree ...

The evolutionary case for eating meat is etched into human anatomy — but so is the case against it. The science deserves more ...

A tiny ancient reptile just revealed the moment breathing as we know it began — and it changed life on Earth forever.