Redefining Reality: The Intellectual Implications of Modern Science

Exoplanets and Extraterrestrial Life (1x28)

Air date: Jun 26, 2015

Fiction writers have led the way in exploring the prospects of life beyond Earth. See how scientists are catching up, looking for extraterrestrial organisms using a variety of ingenious techniques. Learn how they are narrowing the search and which tantalizing clues have already turned up.