Sotheby’s may be better known for Warhols and Picassos, but this week, the Upper East Side auction house is going full geek. Through July 15, the annual Geek Week exhibition returns, transforming the ...

Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.

Ceratosaurus is a Jurassic classic, but remains poorly known. Even though 19th century paleontologist O.C. Marsh described and reconstructed the dinosaur based upon a mostly-complete, partly ...

Sotheby's is auctioning a Ceratosaurus skeleton that used to be displayed at the Mountain America Museum of Ancient Life in Utah. Do dinosaur bones belong in a museum or a "McMansion?" ...

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.

Natural History. The leading lot in the Natural History category is a Ceratosaurus dinosaur skeleton measuring 10 feet, 8 inches long and 6 feet, 3 inches tall, along with a “virtually complete ...

The 150-million-year-old specimen is valued at up to $6 million by Sotheby’s. Some paleontologists worry this auction and earlier ones are driving fossil market speculators.

A dinosaur from the Jurassic period is headed to the auction block. This juvenile Ceratosaurus was discovered in Wyoming almost 30 years ago. It's 6 feet tall and consists of 139 original fossil bone ...

The Smithsonian’s Ceratosaurus is finally giving up its secrets as it prepares for a long fight with a Stegosaurus in the “David H. Koch Hall of Fossils – Deep Time,” opening June 8, 2019.

The artists use a paleontological guide to the osteology of Ceratosaurus to reassemble the fossil. Theo Stroomer for Popular Science Over time, paleontologists have gotten better at collecting ...

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.