Scientists have discovered a giant ancient sea scorpion species in New Mexico that lived between 307 and 303 million years ago. It belonged to an extinct group of aquatic arthropod invertebrate ...

A team of researchers found a fossil of a sea scorpion that was about 3 feet. That's about the size of a dog – and not a chihuahua either. Mixopterids, the most remarkable of the eurypterid (sea ...

Roughly 435 million years ago, during the Llandovery epoch of the Silurian period, giant sea scorpions swam through Earth’s oceans. The dog-sized sea-dwelling nightmares, while haunting, have largely ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. Sea ...

One of its claws might feed an entire family, but this sea creature would be more likely to eat the family. British researchers said Tuesday that they had discovered a foot-and-a-half-long fossilized ...

Related to both modern scorpions and horseshoe crabs, sea scorpions had thin, flexible bodies. Some species also had pinching claws and could grow up to three metres in length. New research that the ...

Ancient sea scorpions were hacks. Some of the marine creatures had a thin, serrated spine on the tip of their tail — and that tail was surprisingly flexible, based on a 430-million-year-old fossil ...

Researchers have discovered that enormous sea scorpions bigger than a human swam the oceans prior to the age of the dinosaurs. The study, which has been published in Gondwana Research, notes that the ...

At 6:30 p.m. Thursday, Nov. 17, at Impact Coffee, the Luther College Environmental Studies Program will present a model of the giant sea scorpion found in the Decorah Crater basin. This event is ...

April 18 (UPI) --Before sharks and giant squids came to haunt the ocean depths, a different kind of predator reigned supreme -- sea scorpions. New research suggests sea scorpions, or eurypterids, ...

Let’s turn back the hands of time. Before extinction knocked dinosaurs off their pillar, before the “Great Dying” extinction wiped out 95% of all organisms – we had the Paleozoic Era. During this age ...

A team of researchers found a fossil of a sea scorpion that was about 3 feet. That's about the size of a dog – and not a chihuahua either. Mixopterids, the most remarkable of the eurypterid (sea ...