Between 66 million and 215 million years ago, long-necked reptiles called plesiosaurs inhabited the world’s oceans. By ...

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

Despite making up more than 70% of the Earth's surface, seas and oceans are largely unknown to science. It is estimated that we do not know even half of what happens in the aquatic ...

Fishermen spotted two large endangered creatures swimming along the Alabama coast — a rare sight for the region, experts said. Screengrab from Bobby Kelly's video on Facebook Two endangered ...