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Does Gravity Require Extra Dimensions?

It’s been 120 years since Henry Cavendish measured the gravitational constant with a pair of lead balls suspended by a wire. The fundamental nature of gravity still eludes our best minds - but those secrets may be revealed by turning back to the Cavendish experiment. That steampunk contraption may even reveal the existence of extra dimensions of space.
Season 6 Episode 17 Length 12:41 Premiere: 05/27/20

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Season 6 Episodes

The Arrow of Time and How to Reverse It
S6 E36 Length 10:36 Premiere Date 11/18/20

Can Free Will be Saved in a Deterministic Universe?
S6 E35 Length 13:42 Premiere Date 11/11/20

Electroweak Theory and the Origin of the Fundamental Forces
S6 E34 Length 13:48 Premiere Date 11/04/20

How The Penrose Singularity Theorem Predicts The End
S6 E33 Length 12:50 Premiere Date 10/27/20

Is The Future Predetermined By Quantum Mechanics?
S6 E32 Length 12:39 Premiere Date 10/20/20

Do the Past and Future Exist?
S6 E31 Length 13:09 Premiere Date 10/13/20

Venus May Have Life!
S6 E30 Length 13:01 Premiere Date 10/05/20

Solving Quantum Cryptography
S6 E29 Length 14:39 Premiere Date 09/28/20

Could Life Evolve Inside Stars?
S6 E28 Length 10:47 Premiere Date 09/21/20

The Truth About Beauty in Physics
S6 E27 Length 13:29 Premiere Date 09/08/20

How Do We Know What Stars Are Made Of?
S6 E26 Length 11:13 Premiere Date 09/01/20

Can Future Colliders Break the Standard Model?
S6 E25 Length 13:42 Premiere Date 08/24/20

How Stars Destroy Each Other
S6 E24 Length 10:41 Premiere Date 08/17/20

The Boundary Between Black Holes & Neutron Stars
S6 E23 Length 11:22 Premiere Date 07/20/20

Does Antimatter Explain Why There's Something than Nothing
S6 E22 Length 12:43 Premiere Date 07/20/20

Dissolving an Event Horizon
S6 E21 Length 11:32 Premiere Date 06/30/20

Building Black Holes in a Lab
S6 E20 Length 13:12 Premiere Date 06/22/20

What Happens After the Universe Ends?
S6 E19 Length 14:34 Premiere Date 06/15/20

Can Viruses Travel Between Planets?
S6 E18 Length 13:58 Premiere Date 06/08/20

Does Gravity Require Extra Dimensions?
S6 E17 Length 12:41 Premiere Date 05/27/20

Mapping the Multiverse
S6 E16 Length 14:21 Premiere Date 05/18/20

How Luminiferous Aether Led to Relativity
S6 E15 Length 13:52 Premiere Date 05/11/20

How We Know The Universe is Ancient
S6 E14 Length 14:01 Premiere Date 05/04/20

Will Wormholes Allow Fast Interstellar Travel?
S6 E13 Length 14:31 Premiere Date 04/22/20

Was the Milky Way a Quasar?
S6 E12 Length 13:31 Premiere Date 04/14/20

How We Know The Earth Is Ancient
S6 E11 Length 13:38 Premiere Date 04/07/20

What’s On The Other Side Of A Black Hole?
S6 E10 Length 11:54 Premiere Date 03/31/20

How Black Holes Spin Space Time
S6 E9 Length 12:49 Premiere Date 03/24/20

How Do Quantum States Manifest In The Classical World?
S6 E8 Length 14:42 Premiere Date 03/16/20

Does Quantum Immortality Save Schrödinger's Cat?
S6 E7 Length 11:31 Premiere Date 03/03/20

How Decoherence Splits The Quantum Multiverse
S6 E6 Length 15:09 Premiere Date 02/24/20

Does Consciousness Influence Quantum Mechanics?
S6 E5 Length 13:17 Premiere Date 02/18/20

Are Axions Dark Matter?
S6 E4 Length 12:09 Premiere Date 02/11/20

Are There Infinite Versions of You?
S6 E3 Length 12:22 Premiere Date 02/03/20

Hacking the Nature of Reality
S6 E2 Length 13:34 Premiere Date 01/27/20

Solving the Three Body Problem
S6 E1 Length 13:35 Premiere Date 01/20/20

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