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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Murphy beats Fan Zhengyi; O’Sullivan leads by five
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Judd Trump sees off Gary Wilson to reach second round
Shaun Murphy clawed back a 36-point deficit in the deciding frame to secure a nail-biting 10-9 win over the Chinese qualifier Fan Zhengyi in the first round of the World Snooker Championship.
The pair traded blows throughout a thrilling second session and Fan moved to the verge of victory after taking the first chance in the last – but Murphy, who won the title in 2005, drew on all his years of experience to nudge home with a superb break of 50.
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