Home UFO News Where are the aliens? | Sara Walker and Lee Cronin and Lex... UFO News Where are the aliens? | Sara Walker and Lee Cronin and Lex Fridman By Bing and Google News - May 3, 2022 338 0 Facebook Twitter Google+ Pinterest WhatsApp Sara Walker is an astrobiologist and theoretical physicist. Lee Cronin is a chemist. This is a conversation and debate about alien life and alien civilizations. [embedded content] Your opinion? Not Alien (0) Read More On This At Latest UFO sightings RELATED ARTICLESMORE FROM AUTHOR UFO News Donut-shaped UFO over Southern California on 27-Nov-2022 UFO News Synthetic Greys: Artificially Programmed Probes with One Aim in Mind – Gather Information & Survive UFO News Alien Invasion: Is The Government Secretly Fighting Dangerous ETs?