"Here we have two T. rexes, one the king of the dinosaurs on land, the other the king of the reptiles in the water." ...

Gus is about 12.5-feet-tall, 38-feet-long, and could fetch the highest price for any dinosaur ever sold at auction.

There’s a newly crowned T. rex. This one, called Tylosaurus rex, was a tyrant of the sea and mosasaur spanning up to 43 feet ...

As it gets closer, the air fills with the smell of fear. And the smell of T. rex. It’s pretty pungent. But what exactly did T ...

The better to kiss you with? The Tyrannosaurus rex may have had scaly lips that covered their teeth. Researchers said depictions of the predator with giant flashing teeth, fully visible, might be ...

A new study published by The Royal Society reveals the disproportionate arms of a T. rex can be linked directly to evolution.

A groundbreaking study of Tyrannosaurus rex fossils has rewritten what humans know about these prehistoric predators and how long they lived millions of years ago. A study by three US researchers ...

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The Tyrannosaurus rex seemingly came out of nowhere tens of millions of years ago, with its monstrous teeth and powerful jaws dominating the end of the age of the dinosaurs. How it came to be is among ...

When you think of a Tyrannosaurus rex, the first thing that comes to mind is its gigantic, bone-crushing jaws, sharp teeth and fearsome stature. But then, immediately after that, a slightly more ...

An icon from the age of dinosaurs, Tyrannosaurus rex has featured in everything from blockbuster movies to the shape of chicken nuggets. As a creature to be feared for its bone-crushing bite or ...

It's not your typical T. rex fossil, affectionately known as "Teen Rex" because of its unique origin story. The rare juvenile T. rex fossil was found by three young explorers and unveiled at the ...