The beginnings of life on this planet keep getting pushed back — new evidence suggests as much as 4.3 billion years ago.

Posted bycougarox the geophotocacherPosted inScience

https://www.quantamagazine.org/fossil-discoveries-challenge-ideas-about-earths-start-20180122/

Published by cougarox the geophotocacher

Four Corners photographer, light chaser, educator, cook, geocacher, geek

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