A study led by the University of Leicester has linked fossilized tracks of flying reptiles to the specific animals that created them. Fossilized footprints dating back more than 160 million years have ...

Tiny bone fragments from Alaska suggest birds started breeding and nesting in the Arctic 30 million years earlier than ...

Thousands of fossils from the La Brea tar pits in California show no signs of mammals and birds evolving in response to ...

The massive megalodon was not hunting only large marine mammals such as whales as researchers widely thought, a new study of ...

Breakthrough study reveals how woolly mammoths and Arctic animals evolved their cold-weather superpowers over 3 million years ...

New clues about our earliest ancestors suggest they may have reached Eurasia sooner than scientists once thought. Fossils ...

Thirty years ago, a small bone was discovered at Dinosaur Cove in southeastern Australia. The find could reshape the current ...

Scientists have analyzed ancient DNA and compared more than 400 fossils from 17 natural history museums to figure out how and why extinct sloths got so big.

A team of experts assert it’s the jawbone of an ancient mosasaur. Dissenters in Alberta say it’s too good to be true. Testing ...

If you are sneezing this spring, you are not alone. Every year, plants release billions of pollen grains into the air, specks ...

The oldest bat skeletons in the world have been identified as a new species, helping scientists fill in the spotty fossil record of these flying mammals and providing new clues about how they evolved.