From Maine to Florida, the endangered, prehistoric fish is rebounding, but a recent study shows just how vulnerable the U.S.

The lake sturgeon — a bottom-dwelling, armor-plated fish that has been around for over 150 million years — has begun ...

A prehistoric sea monster never-before-known to man was hunting prey in North America 85 million years ago, fossils found decades ago in Canada reveal.

If you're a bookworm with an affinity for wormholes (or other sci-fi faves), these are the best science fiction books for you ...