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Is there a mathematical reason to be nice?
What do you think about Darwin's big idea?
Christmas can be a challenge for both body and mind, but exercise can make you happier as well as healthier
Does a song have DNA? Are we hard-wired to enjoy music?
Research sheds light on brain-computer interfaces.
One scientist says dogs are as smart as toddlers.
Study shows bilinguals are unable to 'turn off' a language completely.
Human beings are fascinating, but there's still so much we don't know about ourselves.