The firework jellyfish is rarely seen by humans, but its bioluminescence could put any July 4th show to shame.

Researchers caught a close-up video of a flying sea pig (aka, a sea cucumber), and it has what looks like 50 tiny hands.

A shimmery deep-sea creature measuring almost 5 feet mysteriously washed ashore on an Oregon beach. Now, researchers get a ...

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

Anglerfish is a species about which little is known. But, after a deceased one washed up on a West Coast beach, fascination ...