A rare rock from Mars known as Meteorite NWA 16788 will be up for auction at Sotheby's on July 16. The meteorite may sell for ...

Scientists recently identified the oldest material on Earth: stardust that's 7 billion years old, tucked away in a massive, ...

A once-in-a-lifetime auction is set to take place this July as Sotheby’s prepares to sell the largest Mars meteorite ever ...