The Upper East Side headquarters of Sotheby’s is the art world’s No. 1 marketplace, where a Claude Monet painting sold last ...

A juvenile dinosaur fossil, Ceratosaurus nasicornis, has sold at Sotheby's New York for US$30.5 million (£22.7 million). It ...

The price paid for the juvenile specimen of the 150-million-year old predatory dinosaur is the third-highest on record.

A juvenile Ceratosaurus, one of only four known specimens of the rare Jurassic carnivore, sold for $30.5 million at a Sotheby's auction. It was ...

A 54-pound meteorite from Mars sold for more than $5 million when it went up for auction on Wednesday at Sotheby's.

The largest Mars meteorite ever found on Earth was sold at a Sotheby's auction in New York on Wednesday for $5.3 million.

A Ceratosaurus fossil that is one of only four known to exist has sold for $30.5 million at auction. The rare dinosaur fossil ...

Martian meteorite that is the largest known piece of Mars found on Earth has sold for $5.3 million at Sotheby's, setting a ...

In all, there are only 400 known Mars rocks on Earth, comprising less than 1% of all known space rocks on the Blue Planet.

The largest piece of Mars ever found on Earth has sold for just over $5 million at a Sotheby's auction in New York.