PBS Space Time
The Black Hole Entropy Enigma
Black Holes should have no entropy, but they hold most of the entropy in the universe.
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PBS Space Time
How Much Information is in the Universe?
The universe is full of stuff. But... is it actually made of stuff? Or information?
PBS Space Time
Quantum Gravity and the Hardest Problem in Physics
General relativity and quantum mechanics seem to describe all of observable reality.
PBS Space Time
How to Detect Extra Dimensions
How gravitational waves can be used to search for extra dimensions of space!
PBS Space Time
Computing a Universe Simulation
Is it possible to simulate the entire universe on a computer smaller than the universe?