Marilyn Monroe sang that “diamonds are a girl’s best friend”, but a new study suggests that a love of crystals is a universal ...

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

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 ...

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 ...

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