The fossilized remains of an enormous sea scorpion have been found in a Iowan fossil bed at the bottom of an ancient impact crater. (Take a moment to let all that sink in.) Named for a Greek warship ...

Specimens of what appear to be the largest eurypterid species found in Australia could shed light on the sudden extinction of the massive arthropods. By Rebecca Dzombak Most modern scorpions would fit ...

The first species of sea scorpion to be scientifically described and named was Eurypterus remipes, in 1825, by American zoologist James Ellsworth De Kay. Its first-known specimen had been discovered ...

Roughly 400 million years ago, scorpions the size of small alligators roamed our oceans. With their powerful claws and thick exoskeletons, these 2.5m-long predators dominated their world. Until ...

A team of paleontologists from the American Museum of Natural History, the Australian Museum Research Institute, and the WB Clarke Geoscience Center, in Australia, has added new evidential data for ...

Scorpions' ancestors first appeared around 450 million years ago. That's as old as sharks, older than dinosaurs, and even older than trees. Scorpions evolved from these early arthropods, known as ...

LONDON (Reuters) - Scientists have found the fossilised claw of a 2.5-metre (8-foot) sea scorpion, a nightmarish creature living before the age of dinosaurs. The discovery of the 390-million-year-old ...