Archaic humans paid for their large brains in two ways. Firstly, they spentmore time in search of food. Secondly, their muscles atrophied. Like a governmentdiverting money from defence to education, humans diverted energy from bicepsto neurons.
Archaic humans paid for their large brains in two ways. Firstly, they spentmore time in search of food. Secondly, their muscles atrophied. Like a governmentdiverting money from defence to education, humans diverted energy from bicepsto neurons.