Tyson speculates on the potential of lifetime on other planets, for instance Saturn's moon, Titan, in addition to how abiogenesis can have originated lifetime on this planet. The episode concludes with an animation from the original Cosmos showing the evolution of lifetime from one cell to humankind currently. Also: an http://lukaswdpyh.blogerus.com/15286781/not-known-factual-statements-about-wrinkles