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

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

New discoveries by NASA's Curiosity Mars rover may not only explain why the Red Planet is a dry, lifeless desert, but that it ...

Dark “slope streaks,” likely resulting from dust avalanches, stretch across an area of Mars called Acheron Fossae in this ...

Mars has lost immense amounts of water over it lifetime, and scientists aren't sure exactly how. New research hints that the ...

NASA's Curiosity rover reveals that the Sun may be responsible for Mars' transformation into a lifeless desert, despite its Earth-like characteristics.

Mars may not have always been the dry and dusty world we imagine. A staggering network of ancient riverbeds, spanning over 15 ...

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

New research might finally help us understand what happened to the water on Mars and rewrite everything we know about the Red ...