Chimpanzees appear to execute Rational Evidence-Weighing in complex decision-making tasks. The experiments conducted demonstrated that chimps changed their minds when presented with stronger evidence.

Chimpanzees can pick out crystals from a pile of ordinary rocks, handle them with visible care, and even hold them up to peer ...

Crystals have repeatedly been found at archaeological sites alongside Homo remains. Evidence shows that hominins have been collecting these stones for as long as 780,000 years. Yet, we know that our ...

Chimpanzees continue to learn and hone their skills well into adulthood, a capacity that might be essential for the evolution of complex and varied tool use, according to a new study. Chimpanzees ...

Crystals have been found along human remains in several archeological dig sites. Primates of all stripes really love their ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American What is culture? One simple definition might ...

Whether it’s the mystical allure, the hidden geology, or the simple fact that they look cool, crystals have always fascinated ...

Human communication is a complex weave of words and gestures — a mix of vocal and visual signals. "People use vocal and visual communication in a very rich and combined way," says Joseph Mine, a ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Scientists from City St George’s, University of London created a ...

A recent study performed on chimpanzees demonstrates that chimpanzees possess cognitive flexibility similar to that of humans. When circumstances or evidence change, chimps appear to do the thing ...