Skip to main content

Up Next

Telescopes on the Moon

Telescopes on the Moon

Season 3 Episode 20
9:11
The Oh My God Particle

The Oh My God Particle

Season 3 Episode 21
9:38
Are You a Boltzmann Brain?

Are You a Boltzmann Brain?

Season 3 Episode 22
10:20
The Great American Eclipse

The Great American Eclipse

Season 3 Episode 24
8:55
Martian Evolution

Martian Evolution

Season 3 Episode 25
10:39
The Fate of the First Stars

The Fate of the First Stars

Season 3 Episode 26
10:47
Supervoids vs Colliding Universes!

Supervoids vs Colliding Universes!

Season 3 Episode 27
10:41
Anti-Matter and Quantum Relativity

Anti-Matter and Quantum Relativity

Season 3 Episode 28
11:20
The First Quantum Field Theory

The First Quantum Field Theory

Season 3 Episode 29
12:15
Feynman's Infinite Quantum Paths

Feynman's Infinite Quantum Paths

Season 3 Episode 30
11:39
Back to Show
PBS Space Time

How Time Becomes Space Inside a Black Hole

Season 3 Episode 19

Find out how time and space switch roles when we move beyond the event horizon of the black hole.

Support Provided By
Season
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.
Are The Fundamental Constants Finely Tuned? | The Naturalness Problem
17:21
Did God have any choice in creating the world? So asked Albert Einstein
The Crisis In Physics: Are We Missing 17 Layers of Reality?
18:19
What if, just before we reach the bottom, we find out that reductionism fails?
Is Our Model of Dark Energy Wrong? | New 4.2σ Results
19:03
The biggest news in cosmology in recent years is that dark energy may be fading away.
Active loading indicator