Scientists have proven the arch running across the top of the human foot evolved in a 3.5-million-year old human ancestor, enabling us to walk and run upright unlike all other primates.
Australopithecus, Characteristics & Facts
100 Handicraft ideas craft app, arts and crafts for kids, diy projects to make and sell
Sophisticated stone tools may predate humans, study suggests
3D muscle reconstruction shows 3.2 million-year-old “Lucy” walked upright
The True Origins of Homo Sapiens (Video)
Little Foot's Skeleton Adds To Human Evolution Story
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Ancient Origins (Page 289)Reconstructing the story of humanity's past
Scientists Study 3.5-Million-Year-Old Origins of Unique Human Spring
Lucy's Story Institute of Human Origins
Revealing the new face of a 3.8-million-year-old early human ancestor
These are the Decade's Biggest Discoveries in Human Evolution, Smithsonian Voices
Stone Age - Wikipedia
Lucy's Story Institute of Human Origins