The animal can reach lengths of 13 feet and weigh up to 165 pounds.

Legend once had it that the huge, three-toed footprints scattered across the central highlands of Bolivia came from ...

Creepy Furby creatures surprise dogs in a hilarious encounter.

For the first time, scientists have cryopreserved and revived the larvae of a sea star species. The breakthrough, made with ...

This January, Will Smith takes audiences on the ultimate journey of discovery in the new National Geographic original series ...