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18 小时
人类灭绝万年后,什么痕迹能留下来?
海归学者发起的公益学术平台分享信息,整合资源交流学术,偶尔风月大约前340万年前,在肯尼亚迪基卡,人类的某位祖先(或是近亲)正高举石刀,奋力宰割猎物的躯干。咚咚两声,动物骨头上留下了两道不起眼的痕迹。然而正是这两道痕迹,沉闷地划破了数百万年时光,成为 ...
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