Did cooking make us evolve? | Blog | Futurismic

"Harvard anthropologist Richard Wrangman theorizes that cooking with fire triggered hominids to evolve into humans. His experience in the wild led him to conclude that humans could never live on what chimpanzees eat. Cooking, he thinks, might account for the sharp rise in brain size, and the decrease in the size of teeth, that occurred about 1.6 million years ago in Homo erectus over its predecessor, homo habilis. It might explain our relatively small guts and weak jaws, not to mention certain preferences that seem innately human"