NEW YORK -- Call them knockoffs. Rock-smashing monkeys in Brazil make stone flakes that look a lot like tools made by our ancient ancestors. Scientists watched as Capuchin monkeys in a national park ...
A capuchin monkey in Costa Rica. Scientists studying the stone-smashing habits of bearded capuchin monkeys in Brazil have found that the primates inadvertently produce stone flakes that look very ...
We humans are nothing if not inventive. Our innovations have come to underpin virtually every facet of daily life—from what we eat to how we communicate. This ingenuity is intrinsically linked to both ...
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