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69,633 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.

45,664 views

5mo ago

Paul M. Sutter, Ph.D.
How to Understand Gravity: The Road to Relativity (Part 1) - Ask a Spaceman!

Full podcast episodes: http://www.askaspaceman.com Support: http://www.patreon.com/pmsutter Follow: ...

11:01
How to Understand Gravity: The Road to Relativity (Part 1) - Ask a Spaceman!

18,879 views

8y 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

48,672 views

2mo ago

Dialect
Einstein was WRONG About Time. Our Modern Theories are in Trouble.

At the intersection of philosophy, language and science lies the indispensable notion of time and its many interpretations. But how ...

21:28
Einstein was WRONG About Time. Our Modern Theories are in Trouble.

100,388 views

1y 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

411,895 views

6y 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

21,972 views

2mo 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.

177,883 views

1y 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

38,088 views

1y 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

7y 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

3,232 views

5mo 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

7y 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

122,751 views

1y 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)

67,270 views

2y ago

David Butler
Classroom Aid - Equivalence Principle

Text - https://howfarawayisit.com/wp-content/uploads/2023/02/General-Relativeity-I-Geometry.pdf website ...

5:56
Classroom Aid - Equivalence Principle

17,122 views

3y ago

Matthew Francis
Relativistic Beaming

When a star or other light-emitting object is moving close to the speed of light relative to an observer, it exhibits something called ...

0:11
Relativistic Beaming

10,631 views

12y 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

1y ago

Institut des Hautes Etudes Scientifiques (IHES)
Alessandra Buonanno - The Effective-One-Body Approach to the Relativistic Two-Body Problem...

Alessandra Buonanno, AEI, MPI, Potsdam The Effective-One-Body Approach to the Relativistic Two-Body Problem: from Birth to ...

30:38
Alessandra Buonanno - The Effective-One-Body Approach to the Relativistic Two-Body Problem...

2,366 views

4y ago

Galactic Journey Together!
The Relativity of GPS: Time Corrections Explained | Neil deGrasse Tyson

(c) StarTalk / Full video: https://www.youtube.com/watch?v=ZnkO2ZN70CQ Neil deGrasse Tyson explains how GPS satellites ...

1:35
The Relativity of GPS: Time Corrections Explained | Neil deGrasse Tyson

10,937 views

1y 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?

2,822 views

1mo ago

SiMonnProd
⚠️ Relativity Breaks Down in Black Holes—but Quantum Physics Still Works? 🤯 | Neil deGrasse Tyson

Did you know Einstein's relativity has limits? It can't describe the center of a black hole! 🎙️ Neil deGrasse Tyson explains why ...

0:25
⚠️ Relativity Breaks Down in Black Holes—but Quantum Physics Still Works? 🤯 | Neil deGrasse Tyson

6,398 views

1y ago