Tag: humans
Doctor’s Diary: No “Butts” About It
An anthropologist writes that the evolution of bipedal-walking primates was primarily caused by the shifting of select bones and muscles in the pelvis.
Why Should a Baby Live?
My title is adapted from a 2012 article by two philosophers, Alberto Giubilini and Francesca Minerva.
Doctor’s Diary: Evolution in the Country of the Blind
Fans of H. G. Wells are probably familiar with his 1904 short story, “The Country of the Blind.”
A Crucial Design Difference in Vertebrate Nerves
Consideration of the basic characteristics of nerve impulse propagation suggests that the speed of conduction in mammals is close to the maximum possible.
Remarkably, Humans Are Just the Right Size to Make and Master Fire
Only an organism of our dimensions and android design — 1.5 to 2 meters in height with arms about 1 meter-long ending in manipulative tools — can handle fire.