A scientist develops a formula which will cause animals to regress to the form of their primitive ancestors, and tries it on himself with disastrous...
Using fossilized DNA, a scientist resurrects one of nature's most fearsome predators, a sabretooth tiger. Scientific ambition turns deadly, however,...
Walking With Prehistoric Beasts explores how life on earth first began. Using real footage, the series goes inside the body of our monster ancestors....
Of all the species that have ever existed, 99.9% are now extinct. This documentary brings to life the compelling stories of these lost creatures and...
