This blog maintains that upright posture is the sine qua non human trait because: 1) humanity is defined by a shift to collective functioning; 2) collective function requires a “public” communication system to coordinate the behavior of individuals; and 3) upright posture enabled the face-and-upper-body to become the instruments of the simultaneous-and-continuous communication that is …
The similarity of ancestral humans and dolphins.
From Science, June 18, 2121 By Ann Gibbons More than 49,000 years ago, a family of Neanderthals set up camp in a cave high in Siberia’s Altai Mountains, overlooking a river valley where bison, red deer, and wild horses roamed. In the cave’s main gallery, a teenage girl lost a tooth, perhaps while gnawing on …
Simplifies an understanding of bipolar disorder, schizophrenia, language, religion, self-awareness, free will, and the experience of being human for the last three million years.
Trees of life