After some three and a half billion years of life s evolution on this planet and after almost two million years since people recognizable as human first walked its surface a new human burst upon the scene, apparently unann... more »ounced. It was us. Until then our ancestors had shared the planet with other human species. But soon there was only us, possessors of something that gave us unprecedented power over our environment and everything else alive. That something was is the Human Spark. This is a 3 part series hosted by Alan Alda.« less
Actor:Host: Alan Alda Directors:Jared Lipworth, Graham Chedd Studio:PBS Format:DVD - Color DVD Release Date: 02/23/2010 Release Year: 2010 Run Time: 3hr 0min Screens: Color Number of Discs: 1 SwapaDVD Credits: 1 Total Copies: 0 Members Wishing: 1 MPAA Rating: NR (Not Rated) Languages:English