Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The tiny country of Wales on the western coast of Great Britain may ...

Learn more about the time period that took place 488 to 443 million years ago. 3 min read During the Ordovician period, part of the Paleozoic era, a rich variety of marine life flourished in the vast ...

Back when the Earth was crawling with trilobites and other strange shelled creatures, our planet may have had a ring just like Saturn's. This ancient ring system is thought to have formed about 466 ...

Paleontologists have long suspected that our teeth evolved from bumpy structures called odontodes on the exoskeletons of prehistoric fish—but they didn’t understand exactly what these bumps were used ...

A systematic re-evaluation of China’s Ordovician tectonic architecture, published in the Journal of Palaeogeography (Chinese Edition), proposes a refined model dividing the region into four ...