For the first time, scientists have completed an in-depth analysis of fossilized soft tissues from a plesiosaur ...

The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

The Thwaites Glacier is one of many bodies of ice that are melting, but this massive, Antarctic glacier is uniquely important when it comes to sea level rise. “We’re talking a ...

With serpentine necks, flippers and a mouth full of needle-sharp teeth, plesiosaurs have captured imaginations since ...

Why it's awesome: Earth's oceans are home to many secretive and unusual creatures that humans rarely see — including giant phantom jellies. These elusive deep-sea creatures have a 3.3-foot-wide ...

Scientists have newly identified a “supergiant” sea bug species after purchasing ... Currently, there are only 11 known “supergiant” and nine “giant” Bathynomus species, with several ...