Now, in a new study appearing in Frontiers in Psychology, scientists in Spain have investigated which characteristics of crystals may have made them so fascinating to our ancestors. They designed ...

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

An extinct relative of the howler monkey may have been the first leaf-eating primate in South and Central America ...

Chimps’ love for crystals could help explain our ancestors’ fascination with the shiny stones. The forerunners of modern humans collected crystals for which they had no apparent use, say scientists.

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

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

Ancestors of modern humans collected crystals for which they had no apparent use. A new chimp study could help researchers understand the roots of this infatuation Crystals have repeatedly been found ...