Evidence of Hot Water on Mars Found in Ancient Meteorite From Early Days of Solar System
The earliest known direct evidence of hot water activity on Mars has been found, pointing to the possibility that the planet may have supported habitable environments in its ancient past. Scientists analysed a zircon grain estimated to be 4.45 billion years old, extracted from the Martian meteorite NWA7034, often referred to as “Black Beauty.” Geochemical…