https://padlet.com/squint04/362ir3ub1y3c en-us 2014-05-29 18:40:34 UTC 2017-05-17 04:30:50 UTC hello@padlet.com squint04 https://padlet.com/squint04/362ir3ub1y3c/wish/29006127 Key discovery in human evoluion

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Analysis of the shape of the braincase of seven-million-year-old Sahelanthropus tchadensis from Chad supports the claim that it is the oldest human ancestor on recordd.

]]> 2014-05-29 19:00:56 UTC https://padlet.com/squint04/362ir3ub1y3c/wish/29007812 squint04 https://padlet.com/squint04/362ir3ub1y3c/wish/29008087 The femur of Orrorin tugenensis, a putative human ancestor that lived six million years ago in Kenya, has a shape that is intermediate between that of fossil apes and early members of the human lineage—a finding that confirms previous claims that the creature walked up right.

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• Tiny, rarely preserved middle-ear bones from two of our ancient relatives that lived millions of years ago exhibit modern features, which may indicate an early shift in hearing ability.

]]> 2014-05-29 19:06:20 UTC https://padlet.com/squint04/362ir3ub1y3c/wish/29008147 squint04 https://padlet.com/squint04/362ir3ub1y3c/wish/29008231 The latest round of studies of Australopithecus sediba, a nearly two-million-year-old relative of ours from South Africa, reveals a previously unknown form of upright walking and decidedly humanlike jaws and teeth. 

]]> 2014-05-29 19:07:53 UTC https://padlet.com/squint04/362ir3ub1y3c/wish/29008231 squint04 https://padlet.com/squint04/362ir3ub1y3c/wish/29008482 2014-05-29 19:11:51 UTC https://padlet.com/squint04/362ir3ub1y3c/wish/29008482 squint04 https://padlet.com/squint04/362ir3ub1y3c/wish/29008638 2014-05-29 19:14:06 UTC https://padlet.com/squint04/362ir3ub1y3c/wish/29008638