What If What If You Lived in the Paleozoic Era? Posted: March 6, 2025 | Last updated: March 6, 2025 "An epic exploration of possibilities. What If is a Webby Award-winning science web series that ...

The largest extinction events define a change in era. The end of the Paleozoic and beginning of the Mesozoic 251 million years ago marks the largest mass extinction in the history of the planet, which ...

This time period took place 359 to 299 million years ago. 3 min read The Carboniferous period, part of the late Paleozoic era, takes its name from large underground coal deposits that date to it.

3 min read During the Ordovician period, part of the Paleozoic era, a rich variety of marine life flourished in the vast seas and the first primitive plants began to appear on land—before the ...

Marrellomorphs are one of the rarest arthropod groups in the world. The discovery of a new fossil sheds light on this enigmatic creature.

visitors can follow fossil evidence tracing the evolution of life during the Cambrian period — the first geological period of the Paleozoic era — which lasted from 541 million to 485 million ...