New research has overturned decades of uncertainty by showing that Nanotyrannus was a fully grown predator, not a juvenile T. rex.

For decades, paleontologists argued over the lone skull used to establish the distinct species Nanotyrannus. Was it truly a ...

WASHINGTON, July 25 (Reuters) - 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 ...

The new species shows the dinosaurs got bigger a lot earlier than scientists originally thought. It also supports the theory that T. Rex originated in North America, not Asia. Scientists recently ...

WASHINGTON (Reuters) - Surmising even the physical appearance of a dinosaur - or any extinct animal - based on its fossils is a tricky proposition, with so many uncertainties involved. Assessing a ...

Dinosaurs haven’t roamed the Earth for millions of years, but the nature of their reign has sparked no shortage of controversial debates among paleontologists that remain unresolved today. Late last ...

A gigantic dinosaur species was discovered by an international team of paleontologists in Argentina, according to a study published this week. Dubbed Meraxes gigas, the 9,000-pound, 36- to ...

Members of the Tyrannosaurus Rex family may be known for their fighting skills, but that doesn't mean they weren't sensitive lovers, a new study suggests. Journalist Bonnie Burton writes about movies, ...

‘Tis the season for celebration. And all creatures, great and small, should get to partake in the festivities. And one very great one has got out their Jurassic jumper, just in time for the holidays.

Imagine a dinosaur so powerful that even the mighty T-Rex would have to think twice before picking a fight. Meet the ...