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
-
Amorim: ‘We have a lot of problems, we’re just in the beginning’
-
Frank defends substitutions after jeers from fans
Ruben Amorim accused Manchester United of feeling too comfortable after they salvaged a draw from the jaws of defeat at Tottenham in a game they had led for long periods.
Matthijs de Ligt’s 96th-minute header ensured United are five games unbeaten but their levels varied wildly in a match they controlled after Bryan Mbeumo’s first-half goal. They were overhauled by strikes from Mathys Tel and Richarlison before the last-gasp salvation act and Amorim expressed concern that they had drifted through spells of the game while ahead.
Continue reading...from The Guardian https://ift.tt/0eqU6i1
via IFTTT
Comments
Post a Comment