The Denver Museum of Nature and Science is filled with exhibits of dinosaur skeletons. And in the scientific equivalent of ...

A 6-foot-tall Ceratosaurus fossil is going up for auction at Sotheby’s this July. Find out what makes this dinosaur so rare and valuable.

A unique fossil of a juvenile dinosaur, a Ceratosaurus, is coming to auction at Sotheby's New York, bearing a $6 million high estimate.

Hedge fund billionaire Ken Griffin, founder and CEO of Citadel, has been revealed as the buyer of the record-setting "Apex" Stegosaurus skeleton at a Sotheby's auction yesterday. Griffin purchased the ...

The meteorite is going up for auction on July 16 at Sotheby’s Natural History sale in New York, and it is estimated to reach ...

CENTRAL CITY — On the hillside of a Colorado valley ringed by bygone gold mines, a team of archaeologists-in-training wielding paintbrushes uncovered a buried treasure of their own this week — a ...

The biggest piece of Mars on Earth is going on sale and is set to become the most expensive space rock in the world. The 54lb Martian rock is expected to sell for between $2 million and $4 million (£1 ...

This Mars rock is up for auction at Sotheby's in New York City this week, which is why it's currently on display in the Upper ...

A 54-pound (25-kilogram) rock. Estimated auction price: $2 million to $4 million. Why so expensive? It's the largest piece of Mars ever found on Earth ...

Sotheby's in New York is auctioning a 54-pound meteorite, the largest Martian rock ever found on Earth, with an estimated ...

Roughly 150 million years ago, a speedy, dog-sized dinosaur with big feet sprinted around what is now Colorado, dodging giants like Stegosaurus and Diplodocus. Now, scientists have identified the ...