Humans are pleasure-seekers – from food to sex to fine art. But do we know why we crave what we do? Discover the surprising motivation behind our desires. Also, why our hedonistic cousins, the bonobos, may hold the secret to world peace.
Plus, self-awareness in monkeys: can they really pass the mirror test? Can bacteria, for that matter? Nope! But since you are, cell for cell, more microbe than human, you’ll want to know just how cognitively aware these critters are.
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First aired November 1, 2010.
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