Researchers have solved the mystery of whether or not Spinosaurus was adept at pursuing its prey underwater.
It might be hard to imagine, but many millions of years ago, our ancestors had long tails just like monkeys do today.
For decades, the fossil of a lizard found over 90 years ago was thought to exhibit evidence of preserved soft tissues.
Researchers discuss their recent fossil find and what it could mean for our understanding of these winged reptiles.
A newly identified species of birdlike dinosaur has offered up a glimpse of life before the asteroid strike.
Illustrations of megalodon based on great white shark proportions might not reflect its actual body shape.
Known as Gigantopithecus blacki, this enormous primate was the largest of its kind ever to walk the Earth.
Over 500 million years ago, these huge predatory worms prowled the Cambrian seas.
This is what Piltdown Man would have looked like if he didn't also happen to be one of the world's most infamous hoaxes.
It is now believed that some of the fossils once thought to be young T. rexes are actually adults of a separate species.
Could our evolutionary history during the time of the dinosaurs have determined how long we live ?
Interbreeding between modern humans and Neanderthals could account for why some of us are predisposed to be early birds.
These huge prehistoric carnivores were long thought to be close cousins of the modern day gray wolf.
The impressive skull, which measures two meters in length, belonged to a particularly ferocious sea creature.
Millions of years ago, the Earth was home to some truly titanic insects including one particularly enormous millipede.
A relative of today's wombats, the Diprotodon was absolutely massive - standing 1.7 meters tall and weighing 3 tons.
The well-preserved tracks were left in the silt by a species of bird that would have made even today's ostriches seem tame.
A controversial new study based on an 8.7-million-year-old skull could serve to rewrite the history books.
A new genetic data analysis has revealed that our ancestors were almost completely wiped out.
Researchers have determined that previous findings concerning the Iceman's ancestry were likely to be wrong.