Add Yahoo as a preferred source to see more of our stories on Google. An illustration of an adult Nanotyrannus attacking a young T. rex. In the latest episode of a long-standing debate over the ...

Researchers concluded that the dinosaur was limited to speeds of about 12 mph – less than half the speed of Usain Bolt's ...

“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 near-complete composite of a Tyrannosaurus rex skeleton dubbed “Trinity” sold for $6.1 million at an auction in Zurich, Switzerland. The T-rex skeleton, standing 12.8 feet high and 38.1 feet long, ...