Meteorite found in the Sahara confirms ancient Martian water
Analysis of a meteorite found in the Sahara Desert reveals the existence of water on Mars 4.4 billion years ago, scientists report. The mineral composition of Martian meteorite NWA 7533, found in 2012, reveals chemical signatures of oxidation – which would have occurred as water formed. The 84 gram meteorite, named partly after its landing … Read more