Cosmos: A SpaceTime Odyssey: Season 3, Episode 1

3 - 1: Ladders to the Stars

Viewers are invited on an adventure spanning billions of years into the evolution of life and consciousness. Visit a 100,000-year-old laboratory, and examine the story of the change in lifestyle that radically altered human existence and the life of the heretic who found God in the book of nature, which opened our way to the stars.