But T. rex was also the last of its meat-tearing family. The earliest tyrannosaurs evolved about 166 million years ago. In ...

T. rex still reigns as the king of dinosaurs, according to scientists who on Monday argued against a contentious hypothesis advanced this year that the mighty meat-eater Tyrannosaurus should be ...

Rex among children's toys. Nicknamed the "tyrant lizard king," the T-Rex itself ruled during the Cretaceous period, which is just one of the three time periods dinosaurs lived in. Like other non-bird ...

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 ...

A provocative study published earlier this year proposed that the world's best-known and perhaps best-loved dinosaur, Tyrannosaurus rex, was actually three separate species.

By Katie Hunt, CNN A provocative study published earlier this year proposed that the world’s best-known and perhaps best-loved dinosaur, Tyrannosaurus rex, was actually three separate species ...

The “tyrant lizard king” – Tyrannosaurus rex – might have belonged to a dynasty. A research team has proposed splitting the famous species into three, with Tyrannosaurus imperator (tyrant ...

Tyrannosaurus rex, the most famous dinosaur in popular culture and long considered the apex predator of its era, was apparently not alone. ... Tyrannosaurus rex means “tyrant lizard king. ...

A new study published in the Ecology and Evolution journal has uncovered the possibility that the Tyrannosaurus rex, widely regarded as the king of dinosaurs, may have been even bigger than we ...

The dinosaur king may yet retain its crown. Earlier this year a study proposed that the iconic Tyrannosaurus rex should be split into three distinct species, but a new analysis says there isn’t ...

Article Summary. LEGO debuts Jurassic Park Dinosaur Fossils: Tyrannosaurus Rex set with 3,145 pieces and a 1:12 scale replica. The towering T-Rex model stands 13 inches tall and 41.5 inches long ...

In the study, they found that this dinosaur was not T. rex after all but a never-before-seen sister species, Tyrannosaurus mcraeensis. This species was older and perhaps even larger than the T. rex.