Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Scientists know that humans might not be as exceptional in ...

Researchers believe the yawning robot may have triggered some biological mechanism in the chimps that they associated with sleep. Image: Popular Science composite, Getty Images/ RMJM, Aline ...

Chimpanzees can change their minds when the facts no longer support their previous beliefs – a rational level of thinking that was once considered uniquely human. In a series of experiments designed ...

Whether you realize it or not, you spend a large chunk of your day weighing conflicting evidence. It is a hallmark of human rationality that shows up in many of our decisions. But new research shows ...

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This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American This summer has seen the release of a ...

When chimpanzees eat ripe figs and other fruits in the wild, it’s a surprisingly boozy feast—the fruit they consume in a day contains the equivalent of a couple of adult beverages. That’s the upshot ...

For wounded chimpanzees, help sometimes comes in the form of first aid — care rendered not by humans but by other chimps. New research reveals the nature and prevalence of these rarely witnessed ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...