The newly identified giant isopod has a head that looks eerily like the Sith Lord's iconic helmet from the "Star Wars" ...

"This should be illegal." Video shows snorkelers' reckless behavior after being approached by giant sea creature: 'So ...

Scientists say sea monster is a new kind of animal. This unidentified specimen belonging within Relicanthidae is a sea creature that was previously thought to be a giant sea anemone (order Actiniaria) ...

A wounded whale thought to have died nearly three years ago has suddenly reappeared off Massachusetts, proving mystery still surrounds one of the world’s most endangered sea creatures. Named Calvin, ...

An aerial survey off the coast of New England discovered a female North Atlantic right whale that was believed to have died three years ago, the New England Aquarium reports. NOAA Fisheries photo A ...