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.

Imagine a world where dragonflies with wingspans rivaling that of a hawk darted through ancient forests, and millipedes as ...

Dominated by carbon-rich swamps and forests proliferating across Earth's rocky surface, the Carboniferous period saw a boost in atmospheric oxygen and vast quantities of carbon dioxide trapped in what ...