The Human Spark

To Make A Spear

Clip: Season 1 | 4m 32s

Archaeologist John Shea demonstrates the construction of a primitive spear and explains its impact on the social development the early humans who used them.

Aired: 01/01/10

Rating: NR

Problems Playing Video? | Closed Captioning

Major funding for THE HUMAN SPARK is provided by the National Science Foundation, and by the Alfred P. Sloan Foundation. Additional funding is provided by the John Templeton Foundation, the …