Is There a Paradox of Time Travel?

Jim Kelly: How does a hypothetical paradox preclude the existence of time travel? Brian O'Neill: Information is this intangible thing. And I always hear physicists arguing about whether we lose or gain information every time you do something with a black hole. So it's really concrete when you think about it as information carried by stuff.

Transcript

Play full episode

Remember Everything You Learn from Podcasts

Save insights instantly, chat with episodes, and build lasting knowledge - all powered by AI.