Why do people have such big brains? Some researchers asked a really powerful brain — a computer — and got back a surprising answer. In relation to body size, our brains are huge, about six times larger than one would expect from other mammals. And this three-pound organ sucks up fully 20 percent of the body’s energy needs. Evolutionary theory says to build and maintain something that costly, there must have been a very good reason. But what is it? Did our ancestors need more brainpower to cope with the environment, such as finding and storing food? Or was it…
Want to read the whole story?
Subscribe to The Cuenca Dispatch and gain full access to this story, weekly issues, plus the entire running archive! With your subscription, you will gain access to all the news you'll need concerning Ecuador as a United States expat.
Get access to our most read articles
- Cuenca expat scene is ‘changing before our eyes’
- Los Perniles
- Immerse yourself in Cuenca’s bountiful markets
- CRIME REPORT
- Ecuadorian named to Time magazine’s 100 most influential people list
- Cuenca identifies 7 most dangerous places to be a pedestrian in the city
- Global warming? Most of the hot air is generated by politicians
- IESS launches “primary care” concept to patients
- The American dream: The experience of an Ecuadorian woman who fell in love with your country.
- What should you bring to Cuenca?