Deep beneath the ocean’s surface lurk creatures more terrifying than anything you’ve ever imagined — including the world’s ...

A giant mosasaur fossil vertebra discovered in Mississippi may belong to one of the largest sea predators ever found.

A new study indicates the giant reptile Deinosuchus is not a close relative of modern alligators, as scientists previously ...

Four adorable western Santa Cruz Galápagos tortoise babies are now on display at Philadelphia Zoo after their 100-year-old 'Mommy' reproduced for the first time.

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