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 ...

This experiment demonstrates how crystals form through a process called crystallization. You'll create a supersaturated solution and watch as beautiful crystal structures grow over several days, ...

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 ...