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Dualities — Topic Summaries

AI-powered summaries of 3 videos about Dualities.

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Why String Theory is Wrong

PBS Space Time · 3 min read

String theory’s appeal rests on an unusually elegant chain of ideas—extra dimensions, vibrating strings, and symmetries that knit together gravity...

String TheoryExtra DimensionsDualities

Does Space Emerge From A Holographic Boundary?

PBS Space Time · 3 min read

The holographic principle links the “realness” of our 3-D universe to physics on a lower-dimensional boundary, suggesting that space (and possibly...

Holographic PrincipleBlack-Hole ThermodynamicsAdS/CFT Correspondence

There’s Another Way to See Reality. It’s Just as True.

Sabine Hossenfelder · 3 min read

Dualities in physics let two radically different theories produce identical predictions for the same physical system—exactly, not approximately. That...

DualitiesFourier TransformUncertainty Principle