This artifact was used to provide stone blades. Blade cores provided a portable source of stone or obsidian for manufacturing different kinds of tools by flaking off pieces from the core.

Archaeologists in China have found stone technology previously thought to have been used by Neanderthals in Europe, ...

Before hominins intentionally chipped stone to make tools, they likely used sharp rocks already shaped by natural forces.

Sharp stone technology chipped over three million years allowed early humans to exploit animal and plant food resources. But how did the production of stone tools -- called 'knapping' -- start?

RAKSHA DAVE: A very long time ago in ancient Britain, there were no written words. This was the time before history was recorded. It's prehistory. The only clues to life back then come from the ...

Kanzi was not the first great ape to learn how to communicate with humans using symbols. Koko the gorilla and Washoe the chimpanzee learned signs that were adapted from American Sign Language.

This artifact was used to provide stone blades. Blade cores provided a portable source of stone or obsidian for manufacturing different kinds of tools by flaking off pieces from the core.