Comets probably didn’t seed life on Earth after all, new study suggests, challenging century-old idea | Researchers at Cambridge found the cometary delivery of these building blocks of life would be – at best – a ‘one-off fluke’, and not the steady rain of prebiotic molecules that had been theorised

https://www.ast.cam.ac.uk/news/comets-probably-didnt-seed-life-earth-after-all-new-study-suggests

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