A band of 16th century conquistadors must fight for their lives when they realize they're going to be served as sacrifices to a god-like T-Rex.

WASHINGTON, Jan 15 (Reuters) - There is no question that Tyrannosaurus rex got big. In fact, this fearsome dinosaur may have been Earth's most massive land predator of all time. But the question of ...

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 lizard ...

More than 66 million years ago, a “tyrant lizard king” ruled western North America: the fearsome predatory dinosaur Tyrannosaurus rex. But how large was this monarch’s royal family? Could what we call ...

Since its discovery in 1902, there’s only been one known type of Tyrannosaurus: the rex. However, a new study says there were three types of Tyrannosaurus, based on differences in fossils' femurs and ...

WASHINGTON, Jan 11 (Reuters) - Scientists reassessing a partial skull first unearthed in 1983 in southeastern New Mexico have concluded that the fossil represents a new species of Tyrannosaurus - the ...

“When you come for the king, you best not miss,” said New Scientist – “particularly if the king in question” is Tyrannosaurus rex, a nine-tonne dinosaur with “the biggest teeth of any known land ...

The premise, put forth in a new paper, highlights an assortment of tensions in dinosaur paleontology, including how subjective the naming of species can be. By Asher Elbein Tyrannosaurus rex is the ...