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

Aden Kahr Humans have long been fascinated by crystals. Archaeological evidence suggests our ancestors have treasured small ...

Crystals have been found along human remains in several archeological dig sites. Primates of all stripes really love their ...

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 ...

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 ...