Do Big Brains Make Us Smart?

The Answer is No     Humans have the largest brain-to-body ratio of any animal. We have giant, complicated, brains that should make us the smartest animals on  Earth. But oddly, we spend so much of our time trying to dull that intelligence—we drink alcohol, take drugs, go shopping, have sex, watch TV, look at our phones for hours, read, talk to each other a lot, and spend most of the day with useless thoughts wandering through all those brain cells.   In other words, we have big brains but can’t handle…