No, the Human Brain has not shrunk

Did an evolutionary decrease in brain size occur during the 12th century B.C.E., when people were creating huge empires and new types of written text? Think again, advises a group of scientists whose

A group of scientists made headlines last year when they came to the conclusion that the human brain shrank around 3,000 years ago during the transition to modern urban societies because our ancestors' ability to store information externally in social groups reduced the need for us to maintain large brains. Based on a comparison to evolutionary trends o…