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 tow ...

long before dinosaurs, earth was ruled by oceans filled with bizarre creatures and landscapes that barely resemble the world today. this documentary explores the paleozoic era, a time when life ...

Despite incredible advances in modern genomic research, science is nowhere near being able to clone long-extinct animals like the fictional ones in Jurassic Park. Even relatively recent extinctions ...