Long before dinosaurs appeared Earth was shaped by a vast and unfamiliar world known as the Paleozoic Era Fossils from this time reveal early experiments in life including strange marine creatures ...

Power up the WHAT IF time machine because today, you’re traveling back to witness the most radical changes ever known in Earth’s history. You’ll watch our planet give birth to strange new animals and ...

Scientists offered a strong link Thursday between the "Great Dying," when most life on Earth was wiped out 250 million years ago, and a massive asteroid strike in what is now the ocean near Australia.

Washington, D.C.–Surprising new research shows that, contrary to conventional belief, remains of chitin-protein complex–structural materials containing protein and polysaccharide–are present in ...

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.

Paleozoic marine ecosystems were marked by a diverse array of symbiotic interactions that have left a lasting imprint on the evolutionary history of life. These associations, ranging from mutualistic ...

A 2023 astronaut photo shows three dark hills, or mesas, towering above part of the Sahara desert in southern Mauritania. The structures are remnants of a single Paleozoic era formation, and have ...

HOUSTON, June 16 – Apache Corp. has drilled eight new field discoveries in 10 attempts in 2011, including its first Paleozoic success, as it pushes younger Jurassic and Cretaceous plays farther ...

The original plans for New York City’s Central Park included a Paleozoic Museum at 63rd Street and Central Park West, which would have displayed life-size concrete models of dinosaurs placed in ...