During the early stages of the Paleozoic Era, around 600 million years ago ... In this article, we uncover eight fascinating facts about Gondwana, illuminating its ancient mysteries.

The Paleozoic era's Silurian period saw animals and plants finally emerge on land. But first there was a period of biological regrouping following the disastrous climax to the Ordovician.

a mere blip in Earth's 4.5-billion-year history. A lot has happened in that time. Earth formed and oxygen levels rose in the foundational years of the Precambrian. The productive Paleozoic era ...

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 ...

A NEW EXHIBIT IS OPEN AT THE NEW MEXICO MUSEUM OF NATURAL HISTORY AND SCIENCE ... is now New Mexico 300 million years ago in the Paleozoic Era, when it was near the Equator, next to multiple ...