(CNN) — About half a billion years ago, a volcanic eruption near a shallow sea in what’s now Morocco preserved some of the most complete specimens ever found of buglike sea creatures called trilobites ...

Artistic reconstruction of two species of trilobite an instant before burial in a flow of volcanic ash 510 million years ago. Researchers have described some of the best-preserved three-dimensional ...

A fossil bed in the High Atlas Mountains of Morocco is allowing new insights into the anatomies of arthropods that lived a half-billion years ago. By Jack Tamisiea Jack Tamisiea has previously ...

A team of researchers — including one from Texas State University in San Marcos — have discovered 10 new species of an extinct marine creature, a finding that scientists say could help piece together ...

Trilobites, a group of extinct marine arthropods, had a hidden third eye — and sometimes even a fourth or fifth, new research suggests. Paleontologists knew that, like other arthropods such as insects ...

CNN — From a deer's elaborate branching antlers to the fiddler crab's oversize claw, the animal kingdom is full of flashy features used in combat to help secure a mate. A team of researchers announced ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. About 250 million years ago, some very important arthropods went ...