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2022-09-28: Why Is 1/137 One of the Greatest Unsolved Problems In Physics?
- 00:43: Like the speed of light, the gravitational constant, or Planck’s constant.
- 11:33: ... gravitational constant is the relationship between mass, distance, and gravitational ...
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2022-05-04: Space DOES NOT Expand Everywhere
- 10:52: ... Planck length stays the same - it’s just defined as a combination of the Gravitational constant, the Planck constant, and the speed of light - so if those aren’t ...
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2021-06-16: Can Space Be Infinitely Divided?
- 06:39: ... by a factor equal to the effective mass times the gravitational constant divided by c^2. Let’s replace the mass with the ...
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2020-07-28: What is a Theory of Everything: Livestream
- 00:00: ... take the basic uh constants of nature uh you know planck's constant gravitational constant speed of light things like this these numbers that just sort of ...
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2020-05-27: Does Gravity Require Extra Dimensions?
- 00:00: It’s been 120 years since Henry Cavendish measured the gravitational constant with a pair of lead balls suspended by a wire.
- 08:55: ... off the amount of rotation Cavendish made the first measurement of the gravitational constant. ...
- 09:34: The meticulous care paid off—Cavendish measured a gravitational constant that agrees with our modern value, with 1% uncertainty.
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2020-02-18: Does Consciousness Influence Quantum Mechanics?
- 15:49: ... like the speed of light and the gravitational constant are just scaling factors and so varying them shouldn't lead to quantum ...
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2019-11-11: Does Life Need a Multiverse to Exist?
- 07:37: ... - for example, the fine structure constant for electromagnetism and the gravitational constant for ...
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2017-09-28: Are the Fundamental Constants Changing?
- 03:11: The dimensions behind, say, Newton's gravitational constant-- or the mass of the electron-- all have arbitrary human definitions.
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2017-01-19: The Phantom Singularity
- 06:30: In fact, it's 2 times the gravitational constant times the mass.
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2017-01-11: The EM Drive: Fact or Fantasy?
- 04:14: It's the same tool that Henry Cavendish used to first measure the teensy tiny gravitational constant over 200 years ago.
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