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72,461 results

Dialect
Why Can't Matter Travel Faster Than Light? The Problem of Relativistic Mass.

The inertia of a body increases with its speed -- but what causes this strange phenomenon? And what does it reveal to us about ...

21:06
Why Can't Matter Travel Faster Than Light? The Problem of Relativistic Mass.

45,691 views

5 months ago

Dialect
How the One-Way Light Problem DISPROVES Einsteinian Relativity

Here the One-Way Speed of Light Problem is examined in thorough detail, and its inarguable consequences for Einstein's Theory ...

22:50
How the One-Way Light Problem DISPROVES Einsteinian Relativity

48,705 views

2 months ago

Dialect
Relativity Has Nothing to Do With Space or Time, Apparently

Did you know that the Theory of Special Relativity has never made any claims about the nature of space and time? Us neither.

20:16
Relativity Has Nothing to Do With Space or Time, Apparently

22,018 views

2 months ago

Dialect
The 4th Dimension in Relativity isn't Time - it's Space.

Our reality is a 3 + 1 pseudo-Riemannian spacetime manifold whose intrinsic curvature manifests itself as gravity, right? Well no ...

12:06
The 4th Dimension in Relativity isn't Time - it's Space.

177,907 views

1 year ago

Paul M. Sutter, Ph.D.
How to Understand Gravity: The Road to Relativity (Part 4) - Ask a Spaceman!

Part 1: https://youtu.be/1J54o1T6jwE Part 2: https://youtu.be/wOoV7MbPCxg Part 3: https://youtu.be/b9K5sq5AlhA Full podcast ...

10:33
How to Understand Gravity: The Road to Relativity (Part 4) - Ask a Spaceman!

9,246 views

7 years ago

The Documentary Channel
PBS Light Falls Space Time and an Obsession of Einstein

Take a theatrical journey with physicist Brian Greene to uncover how Albert Einstein developed his theory of relativity. In this vivid ...

1:24:40
PBS Light Falls Space Time and an Obsession of Einstein

411,912 views

6 years ago

Paul M. Sutter, Ph.D.
How to Understand Gravity: The Road to Relativity (Part 3) - Ask a Spaceman!

Part 1: https://youtu.be/1J54o1T6jwE Part 2: https://youtu.be/wOoV7MbPCxg Full podcast episodes: ...

11:22
How to Understand Gravity: The Road to Relativity (Part 3) - Ask a Spaceman!

12,664 views

7 years ago

Galactic Journey Together!
Einstein's Equivalence Principle: Why Objects Fall at the Same Rate – Neil deGrasse Tyson Explains

(c) Neil deGrasse Tyson / StarTalk / Full video: https://www.youtube.com/watch?v=XrJzUqX520k Einstein's equivalence principle ...

0:45
Einstein's Equivalence Principle: Why Objects Fall at the Same Rate – Neil deGrasse Tyson Explains

38,117 views

1 year ago

Sync'dUp
Einstein vs Newton: How Relativity Redefined Gravity

In this quick-explainer video, we dive into how Isaac Newton's laws of gravity held sway for two centuries — then Albert Einstein ...

0:48
Einstein vs Newton: How Relativity Redefined Gravity

3,238 views

5 months ago

Dialect
How Superposition Causes Length Contraction -- And Explains the Principle of Relativity

What causes relativistic length contraction? Drawing inspiration from contemporary theories of wave mechanics, we tackle this ...

23:08
How Superposition Causes Length Contraction -- And Explains the Principle of Relativity

122,771 views

1 year ago

Space Startup News
Is Relativity Space Doomed… or About to Change Everything?

In March 2025, former Google CEO Eric Schmidt stepped in to save Relativity Space from the brink of bankruptcy with a massive ...

7:43
Is Relativity Space Doomed… or About to Change Everything?

2,840 views

1 month ago

Paul M. Sutter, Ph.D.
How to Understand Gravity: The Road to Relativity (Part 2) - Ask a Spaceman!

Part 1: https://youtu.be/1J54o1T6jwE Full podcast episodes: http://www.askaspaceman.com Support: ...

9:44
How to Understand Gravity: The Road to Relativity (Part 2) - Ask a Spaceman!

11,662 views

7 years ago

Aula Rostagni UniPadova DFA
Tim Maudlin - The Great Rift in Physics: Tension Between Relativity and Quantum Theory

Full Title: The Great Rift in Physics: Tension Between Relativity and Quantum Theory Speaker: Prof. Tim Maudlin Affiliation: New ...

2:02:42
Tim Maudlin - The Great Rift in Physics: Tension Between Relativity and Quantum Theory

14,109 views

Streamed 10 months ago

Project TMRO
Google Billionaire Saves Relativity Space

Eric Schmidt, former Google Exec, and a billionaire, has purchased a controlling stake in Relativity Space, and replaced Tim Ellis ...

7:58
Google Billionaire Saves Relativity Space

2,622 views

1 year ago

ViaScience
Relativity 7a - differential geometry I

The mathematical field of Differential Geometry turns out to provide the ideal mathematical framework for General Relativity.

11:13
Relativity 7a - differential geometry I

26,735 views

14 years ago

David Butler
How Fast Is It - Chapter 5 - General Relativity II - Tests (4k)

4:25 Error in the metric spacetime interval in polar coordinates. Should be sin(theta) instead of cos(theta). text ...

32:32
How Fast Is It - Chapter 5 - General Relativity II - Tests (4k)

67,304 views

2 years ago

Prof. Halim Boutayeb
Heaviside, Tesla, Essen, and Engelhardt about the Theory of Relativity (Hedra AI)

00:00 Heaviside 00:19 Tesla 00:34 Essen 01:12 Engelhardt Heaviside, Tesla, Essen, and Engelhardt about relativity Videos ...

1:32
Heaviside, Tesla, Essen, and Engelhardt about the Theory of Relativity (Hedra AI)

397 views

1 year ago

ChuckleChomp
⏳ Relativity of Simultaneity – Time Isn’t What You Think! ⏰#shorts

Neil deGrasse Tyson, Paul Mecurio, and Hakeem Oluseyi explain how two events that seem simultaneous might not be—thanks ...

0:38
⏳ Relativity of Simultaneity – Time Isn’t What You Think! ⏰#shorts

1,557 views

1 year ago

Wunoumenal
I Made a Racing Game that uses Special Relativity

Special relativity meets racing game Try out the game here: https://wunoumenal.itch.io/lightspeed-horizon Einstein's paper on ...

7:10
I Made a Racing Game that uses Special Relativity

13,369 views

1 year ago

David Butler
Classroom Aid - Special Relativity Introduction

Text - http://howfarawayisit.com/wp-content/uploads/2022/11/Special-Relativity-2022.pdf Credits ...

1:41
Classroom Aid - Special Relativity Introduction

1,858 views

3 years ago