When Kate Middleton handled a small piece of rock at London’s Natural History Museum she became one of the few people on ...

The Sotheby’s auction for meteorite NWA 16788, the largest chunk of Mars found on Earth, started at $2 million. While Sotheby’s expected it to go for between $2 and $4 million, a 15-minute bidding war ...

A rock from Mars that traveled tens if not hundreds of millions of miles before improbably landing on our planet's surface has found its final resting place: the private collection of some secretive ...