Physics & Philosophy with Sean Carroll

Is there such a thing as objective truth? Are we living in a post-truth world? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly sit down to build a toolkit for finding the truth in an era of motivated reasoning, misinformation, and alternative facts with science historian and professional skeptic, Michael Shermer.

Could spacetime curve in the opposite direction and produce a repulsive field instead of gravity? Neil deGrasse Tyson and comic co-host Chuck Nice tackle fan questions about photons, heat death, gravitational waves, neutron stars and more with astrophysicist Michelle Thaller.

How do you get entangled particles? Neil deGrasse Tyson and comic co-host Chuck Nice unpack the experimental side of entanglement, superposition, and the quantum underpinnings of our universe with experimental physicist, Sean Hodgman.

What’s the real difference between dreaming and waking consciousness? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly sit down with sleep expert Matt Walker to answer fan questions about the most mysterious thing humans do every single night: sleeping & dreaming.

Is there no single shared "now" for everyone in the universe? Neil deGrasse Tyson and comic co-host Paul Mecurio dive into another grab bag of fan questions about superconducting asteroids, what memories are made of, and if you could ever experience pure unwarped spacetime.