506: It’s not Aliens, Unless it’s Aliens

Astronomy Cast Ep. 766: How Spacecraft End By Fraser Cain & Dr. Pamela Gay End-of-Life Planning for Your Spacecraft! Streamed live October 1, 2025. Your spacecraft has reached the end of its mission. You’ve done everything you can to keep it operational, but now it’s time to say ... Show More

Astronomy Cast Ep. 765: Rockets vs The Environment By Fraser Cain & Dr. Pamela Gay Streamed live on Sep 22, 2025. We don’t launch a lot of rockets every year, so their impact on the environment is minimal compared to other forms of transportation. But that number is steadily incr ... Show More

Astronomy Cast Ep. 764: Cleared For Launch! By Fraser Cain & Dr. Pamela Gay Streamed live September 17, 2025. This week, we look at the process behind rockets getting licensed to launch, and everyone around the pad getting notified to stay away as T-0 approaches. (Can you say "er ... Show More

Are we alone in the universe—or already living alongside an ancient alien intelligence? In this mind-bending exploration, Professor Robin Hanson (George Mason University & Oxford’s Future of Humanity Institute) breaks down the statistical odds that alien life exists and why it ma ... Show More

Adam Frank is an astrophysicist studying star systems and the search for extraterrestrial life and alien civilizations. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep455-sc See below for timestamps, transcript, and to give feedback, submit qu ... Show More

Are we alone in the universe? Brian Cox and Robin Ince venture to Glastonbury in the search for alien life and are joined in their galactic quest by comedian Russell Kane and astronomers Lisa Kaltenegger and Chris Lintott. They imagine the sorts of worlds that might best host ali ... Show More

This compilation reveals eight extraordinary cases that will make you question everything you thought you knew about what's really happening above our heads. From a weather observer's unlikely friendship with chalk-white aliens at a secret base to Brazilian Air Force documentatio ... Show More

Why have we not yet found proof of alien life? According to astrophysicist Avi Loeb, we simply haven't dedicated the proper resources. Diving into unidentified phenomena such as the Oumuamua asteroid, he explores his scientific search for extraterrestrial technology, envisioning ... Show More

Are alien spacecraft here on Earth? Neil deGrasse Tyson and comedian Chuck Nice discuss the UAP hearings, unexplained cosmic phenomena, dark matter, and more with astrophysicist and NASA UAP chair David Spergel.NOTE: StarTalk+ Patrons can listen to this entire episode commercial- ... Show More

Jesse Michels is a YouTuber and show host, exploring subjects like UFOs, consciousness, and reality. For nearly a century, UFOs have captured our imagination as one of humanity’s greatest mysteries. Are they secret technology, alien visitors, or something else entirely? Who is be ... Show More

This week, Charlamagne Tha God and Andrew Schulz dives deep (pun intended) into the world of UFOs, unexplained aerial phenomena (UAPs), and the possibility of alien encounters. From childhood sightings to government conspiracy theories, they question it all—why Jersey, why now, a ... Show More