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

A juvenile Ceratosaurus fossil sold for $30.5 million with fees at Sotheby's, blasting past its high estimate of $6 million. The top lot of Sotheby's natural history sale on July 16 prompted a ...

An "unbelievably rare" piece of Mars - the largest ever found on Earth - sold at a New York auction on Wednesday for a $4.3m ...