Chimpanzee experiments suggest early humans were likely fascinated by crystals because of their unique transparency and ...

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.

Aden Kahr Humans have long been fascinated by crystals. Archaeological evidence suggests our ancestors have treasured small quartz and calcite stones for at least 780,000 years, often bringing them ...

Chimpanzees consistently choose crystals over ordinary rocks, suggesting a curiosity that may echo early humans.

New research on chimpanzees is forcing scientists to rethink where the line between human and animal minds really lies. In carefully designed experiments, chimps are not just grabbing at treats or ...

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 ...

The researchers were hoping to understand whether our own species' long documented appreciation (bordering on obsession) with crystals ...

Scientists in Spain investigated which characteristics of crystals may have made them so fascinating to our ancestors.

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

And chimps outperform humans. I once watched Matsuzawa show videos of his experiments with Ai and Ayumu at a conference attended by the world’s leading chimp researchers, including Jane Goodall, ...

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 ...