NOVA Dawn of Humanity1:53:07Video duration: 1:53:07 Aired: 09/10/15 Rating: TV-PGVideo has closed captioning. Closed Captioning Deep in a South African cave, an astounding discovery reveals clues to what made us human. checkmark Add to WatchlistBuy this Video:AppleBuy this video on iTunesDVDBuy DVDShare:Share this video on Facebook Facebook Share this video on Twitter Twitter Share this video via Email E-mail Share this video on Google Plus Google Embed Code for this video Embed Embed CodeNOVADawn of HumanityPremiere Date: Sept. 10, 2015, 5 a.m.Width in pixels px Height in pixels px Please copy this text to your clipboard Close CloseProblems Playing Video?Report a problemClosed CaptioningReport a ProblemBefore you submit an error, please consult our Troubleshooting Guide.Type of ErrorVideo doesn't loadVideo loads, but doesn't playVideo jumps back/forwardOnly audio is streamingSponsorship playback errorOtherPlease add more detailsCancelSubmit ReportYour report has been successfully submitted. Thank you for helping us improve PBS Video.Close Close CloseEpisode LinksNOVA's "Dawn of Humanity" homepageE-Mail NewsletterShop NOVA Funding for NOVA is provided by David H. Koch, the Corporation for Public Broadcasting and PBS viewers. Additional funding is provided by Millicent Bell and Roger and Vicki Sant.