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
As Mauricio Pochettino pointed first to his heart and then to his head, he wanted everyone listening to understand that a lack of personality, hunger and basic defensive instincts was key to Chelsea twice throwing away the lead before sinking to a costly draw with 10-man Burnley.
“When we go forward we create many chances,” Chelsea’s head coach said, his rage building as he homed in on his young side’s inability to manage the situation during a wretched second half.
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