Smithsonian Magazine2 天
15 Years Later, the National Museum of Natural History Is Still Asking What It Means to Be ...
Koch Hall of Human Origins,” which opened 15 years ago. Smithsonian's Human Origins Program. What does it mean to be human ...
We modeled how early human ancestors ran—and found they were surprisingly slow
Imagine the scene, around 3 million years ago in what is now east Africa. By the side of a river, an injured antelope keels over and draws its last breath. The carcass is soon set on by hyenas, who ...