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 geophotocacherOctober 5, 2018Posted inScience https://www.quantamagazine.org/fossil-discoveries-challenge-ideas-about-earths-start-20180122/ Share this:TwitterFacebookLike this:Like Loading... Published by cougarox the geophotocacher Four Corners photographer, light chaser, educator, cook, geocacher, geek View more posts