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. Not so fast, says new ...

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 enough ...

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. Not so fast, says new ...

Tyrannosaurus rex was a late developer who kept growing until the age of 40, reveals new research. The largest-ever study of how the “king of dinosaurs” grew shows a much longer, slower path to ...

One hundred years of Tyrannosaurus rex : the skeletons / Neal L. Larson -- Wyoming's Dynamosaurus imperiosus and other early discoveries of Tyrannosaurus rex in the Rocky Mountain West / Brent H.

Science fiction makes it seem like dinosaurs were huge reptiles. But between smaller sizes, feathers, and other factors, they ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A new analysis of ...

Revisiting a partial dinosaur skull first discovered in the 1980s has some scientists convinced that what was originally catalogued as a Tyrannosaurus rex in fact represents the closest relative of ...

A team of researchers published a rebuttal to an argument advanced by another group earlier in the year. The disagreement over the king of dinosaurs is far from over. By Jack Tamisiea The world’s most ...