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The size of the brain of a chimpanzee (right) is considerably smaller than that of a human brain. Probably multiple stretches of DNA help determine that, geneticists say.
Science Photo Library/Corbis
February 19, 2015 Scientists have found some human DNA that, when added to mice, makes their brains bigger. But as DNA research into human brains goes forward, are there ethical lines we shouldn't cross?
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"Flavor is the most important ingredient at the core of what we are. It created us," John McQuaid writes in his book Tasty: The Art and Science of What We Eat.
January 11, 2015 From an evolutionary standpoint, flavor has long helped define who we are as a species, journalist John McQuaid argues in his new book, an exploration of the art and science of taste.
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September 6, 2013 If we had enough time, enough brain power, the right computers, the occasional genius, is there any limit to what we can know about the universe? Or is nature designed to keep its own secrets, no matter how hard we try to crack the code? What can we never know?
Ever get stuck on these?
May 16, 2013 The results are preliminary, and alpha parents seeking an edge for their children shouldn't risk electrocution. Still, the findings are provocative and may lead researchers down a new road.
A car cannot be reduced to an engine, just as a person cannot be reduced to a brain.
Cameron Spencer/Getty Images
December 16, 2012 Science offers us Nothing But and we like it. Why? Why do we like to be told that we are nothing but our brains, when, after all, this is patently untrue? Alva Noë presses the question.
Actors Stan Laurel and Edna Marlon play at socializing around the campfire. It turns out that early man's brain developed in part thanks to cooking.
October 24, 2012 Because we had better food, our brains grew bigger than those of our primate cousins, scientists say. Early humans cooked, which makes meat and veggies more digestible and nutrients more available to the body. Plus, there was all that chatting and chewing around the campfire.
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