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
Pole vaulter justifies her rising status with gold in Glasgow as Josh Kerr sends warning to rival Jakob Ingebrigtsen
Molly Caudery is an adrenaline junkie who loves surfing and jumping off cliffs near her home in Cornwall. But now she is chasing an even more spectacular thrill: winning an Olympic gold medal this summer. And the hugely likable and modest 23‑year‑old is starting to believe she can achieve it.
After twisting, flipping and soaring over a 4.8m bar to take the world indoor pole vault title on Saturday, she was asked whether she was the favourite for Paris. She paused, allowed what had once seemed like magical realism to sink in, and nodded.
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