StarTalk with Neil deGrasse Tyson

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...

24 Jul 50min

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, gravi...

21 Jul 1h 1min

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 exp...

14 Jul 1h 2min

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 abou...

10 Jul 1h 5min

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 memor...

7 Jul 46min

Is it time to update the constellations? On this episode, Neil deGrasse Tyson and comic co-host Matt Kirshen dive into astrophysics, folklore, and our ancient connection to the stars with astrophysici...

3 Jul 49min

What type of planets orbit black holes? Neil deGrasse Tyson and comic co-host Negin Farsad sit down with Mordecai-Mark Mac Low to crack open the mysteries of galaxy collisions, dark matter, and the ma...

30 Jun 59min

Did evolution never give us the ability to see reality as it actually is? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly sit down with cognitive scientist Donald Hoffman to explore what...

26 Jun 1h 14min