The curious minds at What If transport us to the Paleozoic Era and envision what life would be like in this ancient period.

The Paleozoic Era, which ran from 541 million to 251.9 million years ago, was a time of great change on Earth. The era began with the breakup of one supercontinent and the formation of another.

The Ordovician Period was around 485 to 444 million years ago and had a thriving ecosystem beneath the water, before fauna ...

The Paleozoic Era is one of the most chaotic times in Earth's history. Find out why! The first era of our current eon, the Paleozoic Era, is probably the most deceptively fascinating time in Earth ...

The Paleozoic diet: Why animals eat what they eat Date: August 22, 2019 Source: University of Arizona Summary: In what likely is the first study on the evolution of dietary preferences across the ...

Little is known about Paleozoic creatures’ parental prowess. But a newly uncovered 300-million-year-old fossil might be the earliest evidence of a parent, well, acting like a parent. Researchers ...

The end-Paleozoic witnessed the most devastating mass extinction in Earth's history so far, killing the majority of species and profoundly shaping the evolutionary history of the survivors.

The chairwoman of the Democratic National Committee is accusing Republicans of being “Paleozoic” on same-sex marriage. “The Republicans continue to cling to this really Paleozoic commitment ...

The best places to see them include Slaughter Beach, DuPont Nature Center, Kitts Hummock and Pickering Beach, but horseshoe ...

Lake Champlain's Isle La Motte is rich in marine fossils, some of which are 450 million years old. Robert Lyons Nelson Fisk, who was Vermont's lieutenant governor from 1896 to 1898, was also the ...

The Cooper Street Rock, in Upper Manhattan, sat undisturbed for millenniums. Now it’s on the market — or at least half of it is. By Amy Sohn It is one thing to try to sell a 30,000 cubic foot ...