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PBS Space Time

Season 2018 · Episode 33

Quantum Gravity and the Hardest Problem in Physics

0.017mSeptember 20, 2018

Between them, general relativity and quantum mechanics seem to describe all of observable reality.

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Episode 1What Do Stars Sound Like?
Episode 2Horizon Radiation
Episode 3The End of the Habitable Zone
Episode 4Kronos: Devourer Of Worlds
Episode 5What is Energy?
Episode 6The Death of the Sun
Episode 7The Trebuchet Challenge
Episode 8Should Space be Privatized?
Episode 9Hawking Radiation
Episode 10Scientists Have Detected the First Stars
Episode 11The Andromeda-Milky Way Collision
Episode 12The Unruh Effect
Episode 13Physics of Life
Episode 14Using Stars to See Gravitational Waves
Episode 15Black Hole Swarms
Episode 16The Star at the End of Time
Episode 17How Gaia Changed Astronomy Forever
Episode 18Noether's Theorem and The Symmetries of Reality
Episode 19Why Quantum Information is Never Destroyed
Episode 20What Survives Inside A Black Hole?
Episode 21The Black Hole Information Paradox
Episode 22How Asteroid Mining Will Save Earth
Episode 23Will A New Neutrino Change The Standard Model?
Episode 24Quantum Invariance & The Origin of The Standard Model
Episode 25The Misunderstood Nature of Entropy
Episode 26Reversing Entropy with Maxwell's Demon
Episode 27How Close To The Sun Can Humanity Get?
Episode 28Quantum Theory's Most Incredible Prediction
Episode 29How Will the Universe End?
Episode 30Is There Life on Mars?
Episode 31The Black Hole Entropy Enigma
Episode 32How Much Information is in the Universe?
Episode 33Quantum Gravity and the Hardest Problem in Physics
Episode 34How to Detect Extra Dimensions
Episode 35Computing a Universe Simulation
Episode 36What are the Strings in String Theory?
Episode 37Will We Ever Find Alien Life?
Episode 38Are Virtual Particles A New Layer of Reality?
Episode 39Why String Theory is Right
Episode 40Supersymmetric Particle Found?
Episode 41'Oumuamua Is Not Alien
Episode 42Did Life on Earth Come from Space?
Episode 43Quantum Physics in a Mirror Universe
Episode 44Why String Theory is Wrong