Primates of all stripes really love their crystals. Archeologists have found the shiny rocks at dig sites dating back as long as 780,000 years ago. Although, we are still not sure if 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 ...

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

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

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 ...

For hundreds of thousands of years, our hominin ancestors collected crystals. Something about these stones made them desirable, even when they weren’t used for anything. But then why collect them at ...

Chimpanzees can pick out crystals from a pile of ordinary rocks, handle them with visible care, and even hold them up to peer through like tiny windows, according to a peer-reviewed study that tested ...