They gave quartz, calcite and other types of crystals to chimpanzees in a rehabilitation center. The apes responded with great interest, and the researchers ended up needing to trade large amounts of ...

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 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.

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

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 ...

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 ...

The study suggests that both humans and chimpanzees possess a “shared cognitive predisposition” for crystals. Whenever such a ...

Add Yahoo as a preferred source to see more of our stories on Google. Sixty years ago, scientists embarked on an experiment to teach American Sign Language to chimpanzees—and ultimately prove humans ...

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

A new scientific study found that chimpanzees are drawn to crystals, suggesting "woo" hobbies may be hardwired into us.

More than a century ago, the Chinese paleontologist and archaeologist Pei Wenzhong found an unusual trove in the same cave near Beijing where he found the skulls of the early hominin Peking Man. Along ...