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 ...

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 ...

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 ...

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

Download the experiment instructions HERE! Crystals form through a process called crystallization which is when a liquid solidifies into a highly structured solid. While crystals can form when liquid ...