Aliens and Unexplained Cosmic Phenomena

Are alien spacecraft visiting Earth? Neil deGrasse Tyson and comedian Chuck Nice talk with astrophysicist and NASA UAP chair David Spergel about UAP hearings, unexplained Cosmic phenomena, dark matter, and more.

David shares what it’s like to study UFOs scientifically, explaining that most sightings are lens flares or misidentified objects. However, the rare 1% of unexplained cases continue to fascinate researchers. Discover how smartphones and apps could transform how UAP sightings are recorded and analyzed, improving authentication and data collection.