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How to Signal Aliens

How to Signal Aliens

Season 1 Episode 18
6:14
Can a Circle Be a Straight Line?

Can a Circle Be a Straight Line?

Season 1 Episode 20
8:16
The Leap Second Explained

The Leap Second Explained

Season 1 Episode 21
2:20
Can You Trust Your Eyes in Spacetime?

Can You Trust Your Eyes in Spacetime?

Season 1 Episode 22
9:23
Do Events Inside Black Holes Happen?

Do Events Inside Black Holes Happen?

Season 1 Episode 25
11:50
What if Singularities DO NOT Exist?

What if Singularities DO NOT Exist?

Season 10 Episode 1
14:44
What Happens If We Nuke Space?

What Happens If We Nuke Space?

Season 10 Episode 2
15:13
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PBS Space Time

What Physics Teachers Get Wrong About Tides!

Season 1 Episode 24

We all know tides have something to do with gravity from the Moon and Sun, but if gravity affects the motion of all objects equally, then how come oceans have large tides while other bodies of water don't? It's because your mental picture of the tides is probably WRONG!

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The Universe Itself Might Be Hiding the Gravity Particle From Us
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Gravitons, the particle of quantum gravity, may be impossible to detect.
Heisenberg Made a Discovery in 1925. We Still Can't Explain It
25:02
2025 was the international year of quantum science, but today we examine its origins.
Do We Live in the Rarest Solar System In The Universe? We're about to find out!
21:17
We’ve found lots of “habitable” worlds but we don’t know what factors are needed for life.
The Gravity Particle Should Exist. So Where Is It?
21:31
What is the graviton, and does it even exist?
Why Antimatter Engines Could Launch In Your Lifetime
19:52
Antimatter drives sound like science fiction, but they may not be as far as you think.
We Were Wrong About the Quantum Eraser!
23:22
Does quantum mechanics allow the future to retroactively influence the past or not?
Why Life on Mars Will Doom Humanity
19:14
Life on mars could result in humanity’s destruction via Fermi Paradox.
At What Point Does Spacetime Become Quantum?
19:01
How to build a particle collider the size of the solar system.
The Most Important Satellite You’ve (Probably) Never Heard Of
12:39
One of the most important reasons we go to space is to know our own planet better.
Is There a Simple Proof For a Vast Multiverse?
16:18
Is there evidence for the existence of an enormous number of other universes?
Why The Multiverse Could Be Real
17:14
Can something that exists be bad science?
Why Is All DNA Right Handed?
18:56
It may be that our very DNA inherited its twist from the underlying handedness of reality.
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