A scatter of large bones recovered from a pond in Thailand has turned out to belong to a previously unknown long-necked dinosaur, and by the measure of its skeleton it now ranks as the biggest ...

The largest dinosaurs are known mostly from broken pieces: a vertebra here, a thighbone there, and a great deal of careful scaling. Every headline figure attached to them is an estimate, and those ...

A broken rib from Scotty, the largest known T. rex skeleton, contains an extraordinary fossilized network of blood vessels formed while the dinosaur was healing. Scientists used neutron and X-ray ...

If you’ve long dreamed of having a Tyrannosaurus rex skeleton on display in your studio apartment, Sotheby’s has some good news, assuming you also have somewhere between $20 million and $30 million ...

Dinosaur Journey in Fruita is home to a femur bone that's six feet long and belonged to an Apatosaurus.

A trove of fossilized eggs reveals that the largest dinosaurs to walk Earth could reproduce far from ideal nesting areas.

Add Yahoo as a preferred source to see more of our stories on Google. A T. rex skeleton nicknamed "Gus" is set to go up for auction Tuesday at Sotheby's. - Matthew Sherman/Courtesy Sotheby's Before he ...