Researchers may have discovered Mississippi's largest ever mosasaur after pulling a Cretaceous-aged fossil out of a riverbed ...

A recent video from the South Atlantic Ocean captured bizarre, pigtail-like parasites clinging to a deep-sea rattail fish at ...

Nearly 5,000 meters beneath the Atlantic, scientists have captured rare footage of a mysterious deep-sea creature.

The prehistoric crocodile relative may have tolerated both freshwater and saltwater habitats, allowing it to conquer North ...