A century ago, scientists unearthed fossils of a gigantic carnivorous dinosaur bigger than Tyrannosaurus rex in the Sahara desert, but until recently, paleontologists thought the fearsome beast was ...

The largest predatory dinosaur to ever walk on Earth sported a massive sail that rose from its back, but it turns out this imposing creature would have made for a very slow and awkward swimmer, ...

When we think of the world's greatest prehistoric predators, a few terrifying giants tend to steal the spotlight, ...

Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, he'd been a scientist, but he realized he wasn't very happy sitting at a lab bench all day. Science writing, ...

An analysis of nine species of tyrannosaurs documented the evolutionary forces that led to the dinosaur’s reign. By Jeanne Timmons If you have ever stood in the presence of a complete fossil of a ...

One Tyrannosaurus rex seems scary enough. Now picture 2.5 billion of them. That’s how many of the fierce dinosaur king probably roamed Earth over the course of a couple million years, a new study ...

CNN — The largest predatory dinosaur to ever walk on Earth sported a massive sail that rose from its back, but it turns out this imposing creature would have made for a very slow and awkward swimmer, ...