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
Improved screening and treatment means fewer middle-aged people dying of disease despite rise in cases
More middle-aged people are getting cancer but fewer of them are dying from it thanks to improved detection and better treatment, research has found.
The findings are “positive and reassuring” for those aged 35 to 69, according to cancer experts quoted in the British Medical Journal, which published the paper.
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