Are They Here? with NASA UAP Chair, David Spergel

Are the UAP sightings aliens here on Earth? Neil deGrasse Tyson and comedian co-host Paul Mecurio discuss the congressional hearings on unidentified anomalous phenomena (UAP) with astrophysicist and chair of NASA’s UAP independent study team, David Spergel. NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free. Thanks to our Patrons Melissa Campbell, Martynas Piliutis, Darrel Mosier, Danielle Martinez, Randall Thompson, and Anton Popov for supporting us this week. Photo Credit: Department of Defense Subscribe to SiriusXM Podcasts+ to listen to new episodes of StarTalk Radio ad-free and a wh...