A fossil shelved for 47 years has turned out to be a new species of Jurassic sea creature, revealing just how much prehistoric mystery still lurks in museum collections.

A new long-necked marine reptile, Plesionectes longicollum, has been identified from a decades-old fossil found in Germany’s Posidonia Shale. The remarkably preserved specimen rewrites part of the ...

Palaeontologists have named the species Plesionectes longicollum. It means “long-necked near-swimmer” in Latin.

A new species of ancient marine reptile, a plesiosaur, has been identified that swam the oceans 183 million years ago. The discovery was made by studying a fossilized skeleton from Germany’s Posidonia ...

For centuries, the legendary Loch Ness Monster has often been imagined as a creature that swims with extreme vertical ...

Turkey is reimagining a Soviet-era sea skimmer as a fast, low-profile drone for modern maritime surveillance and warfare.

A sea monster that lay hidden beneath the waves for five centuries has finally been recovered from the Baltic Sea. The "monster" — a ship figurehead that may show a scowling dog or perhaps a ...

Named after a mythical sea monster, the Charybdis will be the first vessel allowed to pick up turbine parts from U.S. ports, haul them into the ocean and construct skyscraper-sized windmills.

“Sesame Street” fans expect to see the Cookie Monster on their television, not under the sea. But that’s just where an underwater photographer found him, snapping a shot of a sea … ...

Just what did wash up on a beach? At first, there was wild speculation. Now, the thinking is much less dramatic. But check out photos of the rather gross remains found in Spain.