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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World No 10 suffers heavy loss to Matteo Berrettini
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Russian committed 27 unforced errors
Daniil Medvedev smashed his racket several times and placed the remnants in a courtside dustbin during his humbling 6-0, 6-0 loss to the Italian wildcard Matteo Berrettini at the Monte Carlo Masters on Wednesday.
It was the world No 10’s first tour-level defeat without winning a game and he capitulated in 49 minutes, failing to earn a game point on his own serve and committing 27 unforced errors. Berrettini will face João Fonseca in the last 16 after the Brazilian teenager beat Arthur Rinderknech 7-5, 4-6, 6-3.
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