A rock that formed around 4.5 billion years ago on Mars before being blasted into space by a meteor strike and making its way to Earth contains telltale evidence that it was formed in the presence of hot water A rock that formed around 4.5 billion years ago on Mars before being blasted into space by a meteor strike and making its way to Earth contains telltale evidence that it was formed in the presence of hot water New Scientist – News
Meteorite crystals show evidence of hot water on ancient Mars
