Curtin University researchers use innovative techniques to date three-billion-year-old impact crater in Pilbara region A 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... from The Guardian https://ift.tt/vFNkr3E via IFTTT
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Seven-times champion wraps up 10-2 win over He Guoqiang
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Cue was ‘stuck under my bed in Ireland’
Ronnie O’Sullivan dusted off an old cue from under his bed in Ireland and duly rocketed into the second round of the World Snooker Championship in Sheffield after wrapping up a 10-2 win over He Guoqiang.
O’Sullivan required just 35 minutes to turn a 7-2 overnight advantage into another comfortable Crucible win, then revealed he had made the switch as he looks to gain momentum in his quest for a record-breaking eighth title at the venue.
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