Scientists find ‘smoking gun’ evidence of world’s oldest meteorite strike in Western Australia
Curtin University researchers use innovative techniques to date three-billion-year-old impact crater in Pilbara regionA meteorite that struck Earth three billion years ago left behind a “smoking gun” – evidence of the world’s oldest impact crater in a remote part of Australia.Ancient rocks in Western Australia’s Pilbara region record the event, which occurred during the Archean eon, a period 4 to 2.5 billion years ago, when tectonic plates were beginning to form and early life emerging. Continue reading…
Source: www.theguardian.com