NOVA

Live Tweeting Ancient History

Clip: Season 42 Episode 15 | 1m 44s

The instant a key finding in human evolution was made, it was shared with the whole world.

Aired: 09/15/15

Rating: TV-PG

Problems Playing Video? | Closed Captioning

National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting and PBS …

Sponsored By:

Parentalogic

YouTube Channel

Parentalogic

Parenting is full of obstacles that can be hard to navigate—even without a toddler yelling at your face. There’s no instruction manual, which means discerning fact from fiction and reasonable from ridiculous can be maddening. That’s where Parentalogic comes in, a digital series from NOVA and PBS Digital Studios.

Subscribe