Science
Early Solar System meteorites might explain how Earth got water – Yahoo News Australia
Scientists have discovered that meteorites from the early Solar System held water until relatively recently, possibly contributing to life on Earth.
Some of the oldest known meteorites might just explain how water came to Earth. Gizmodoreports that scientists have discovered evidence carbonaceous chondrites, a group of meteorites from the formation of the Solar System (about 4.5 billion years in the past), held liquid water until just a few hundred thousand years ago. They may have seeded Earth with water when it was still very young, then.
The reseachers dated the water flow in the rocks using a uranium-thorium combo. As uranium is highly mobile…
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