Here are this week’s travel contests. There are tons of great sweepstakes to win this week! You can win trips to a Sandals ...

Knife-toothed reptiles called sebecids went extinct on the mainland 10 million years ago. New fossil evidence puts them on an island 4 million years ago.

Imagine a world where monstrous beasts, with jaws large enough to crush bones and attitudes as fierce as their appearance, ...