Scientific Proof of Alien Life in the Universe - Best of Coast to Coast AM - 5/8/17

George Noory and guest Jim Al-Khalili discuss the continuing search for intelligent alien life in the universe, and why proof of aliens and UFOs has been covered up if they've already come to Earth. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.