Cosmos: A Personal Voyage Season 1 Episode 2

Cosmos: A Personal Voyage Season 1 Episode 2 SerialGo Watch Online Streaming — Dr. Sagan's cosmic calendar makes the history of the universe easy to understand and outlines the origin of Earth and the evolution of life. We see the evolutionary process unfolding, from microbes to humans. Our understanding of how life evolved on Earth allows us to venture into other worlds for imaginative speculation about what forms life might take in other places.