Interview: The Search for Alien Life

Star Diary - A podcast by BBC Sky at Night Magazine - Sundays

If intelligent alien life did exist out there in the cosmos, how would we find it? This episode, astronomer Adam Frank discusses his latest book The Little Book of Aliens, reveals how scientists can now detect signs of life on other planets, discusses the implications of making contact, and what he really thinks about UFOs.       Learn more about your ad choices. Visit podcastchoices.com/adchoices