The remains likely belong to a juvenile Tyrannosaurus rex that lived 66.5 million years ago, according to researchers, but could also belong to another species of small, carnivorous dinosaur.

ESPN kicked off its annual T-Rex Races, where hundreds of people in inflatable Tyrannosaurus rex costumes compete for the title of world's fastest dinosaur.

Even the most fearsome dinosaur of all was once a baby. Scientists have new revelations about The Tyrannosaurus rex, which was so small at birth that even a human would have towered over the creature.

As the second most complete skeleton in existence, the “beautifully mineralized" fossil bones give the rare object and piece of natural history a rich, grey-black color. Made up of 139 bone elements, ...

Detrich listed the baby T. rex on eBay on Feb. 26, and the paleontological community has been in an uproar ever since. Legality has nothing to do with the anger.

A fossil hunter is being blasted for putting the skeleton of a baby Tyrannosaurus rex — claimed to be “the only one in the world” — on eBay for a whopping $3 million. It’s unclear… ...

Tyrannosaur dinosaurs roamed Earth long before baby photos were a thing, so all we have is the fossil record to figure out what they looked like in their earliest days. It's been a difficult quest ...

The reign of the fearsome dinosaur Tyrannosaurus rex ended around 66 million years ago, but people still can't get enough of the toothsome theropod. And now, thanks to the U.S. Postal Service ...

A mom and dad took their family's love for dinosaurs to the next level as they suited up in T-Rex costumes to announce that a baby-rex is on the way. Proud parents Nicole Berkley and Daniel ...

A raptor and a baby Tyrannosaurus rex animatronic went missing from the York Expo Center on Sunday morning, and a $300 reward is being offered for their safe return.

And they've got the story of one guy's attempt to e-sell (ph) a Tyrannosaurus rex. CARDIFF GARCIA, BYLINE: Here is the specific eBay listing for the T-Rex. It reads young, baby T. rex dinosaur fossil.