How would a time machine work? Physicists have been engaging the question for decades — and building theoretical frameworks to make it happen. From designs like the Tipler Cylinder, to the paradoxes that imply time travel's improbability, how close are we really to folding the fabric of space-time back on itself… and breaking free from the constraints of tim ... Show More
Mar 2024
Disappearance at the Vatican: The Orlandi Case
What happens when a teenager goes missing in the world’s smallest, and supposedly safest, country? Emanuela Orlandi’s sudden disappearance remains the only missing person’s case in Vatican City, yet more than 40 years later we still have no idea what really happened behind the pa ... Show More
1h 4m
Dec 2022
Past, Present, Future: Time Travel with Brian Greene
What type of time travel is in A Christmas Carol? Neil deGrasse Tyson and comedian Chuck Nice answer fan questions on time travel, paradoxes, and wormholes with theoretical physicist, Brian Greene. Did Ebenezer Scrooge get pulled through a wormhole? NOTE: StarTalk+ Patrons can li ... Show More
54m 34s