The monkeys have revolted. And not just with brute strength or violence. Primates have finally outsmarted humankind once and for all. It’s their planet now. How intelligent would monkeys need to be to ...

However, it has not been clear whether humans spontaneously mimic the perceived emotional expressions of non-human primates. How the online experiment was conducted To fill this knowledge gap, Hess ...

For 11 days in late summer 2025, Aleksey Maro found himself in the Ugandan rainforest, doing whatever he could to collect chimpanzee urine. "The most consistent, predictable time is in the morning.

The Primate Myth: Why the Latest Science Leads Us to a New Theory of Human Nature, by Jonathan Leaf (Bombardier, 320 pp., $21) Ever since Darwin, biologists have believed that much could be learned ...

Researchers collected and analyzed urine from chimpanzees in a Ugandan forest after they'd eaten fermented fruit to determine how much alcohol they'd consumed. (Sharifah Namaganda) For 11 days in late ...