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Is Time Travel Impossible?

Is Time Travel Impossible?

Season 5 Episode 37
12:33
Why We Might Be Alone in the Universe

Why We Might Be Alone in the Universe

Season 5 Episode 38
12:24
Does Life Need a Multiverse to Exist?

Does Life Need a Multiverse to Exist?

Season 5 Episode 39
13:09
Can You Observe a Typical Universe?

Can You Observe a Typical Universe?

Season 5 Episode 40
13:36
Is The Universe Finite?

Is The Universe Finite?

Season 5 Episode 41
12:25
The Doomsday Argument

The Doomsday Argument

Season 5 Episode 42
12:50
Do Black Holes Create New Universes?

Do Black Holes Create New Universes?

Season 5 Episode 43
12:24
How To Detect a Neutrino

How To Detect a Neutrino

Season 5 Episode 44
9:54
How To Capture Black Holes

How To Capture Black Holes

Season 5 Episode 45
12:02
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

Loop Quantum Gravity Explained

Season 5 Episode 36

It’s time we talked about loop quantum gravity. What exactly is it? What are the loops? And can it really defeat string theory in our quest for a Theory of Everything?

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Season
The Race to a Habitable Exoplanet - Time Warp Challenge
5:12
You’ve discovered a habitable exoplanet, but so has an an evil interplanetary mining corpo
The Treasures of Trappist-1
8:47
Can humanity survive on one of the seven earth-like Trappist-1 planets?
The Eye of Sauron Reveals a Forming Solar System!
9:39
Fomalhaut is an awe-inspiring star that could unlock many mysteries
Telescopes of Tomorrow
9:49
Super telescopes are coming!
The Geometry of Causality
10:34
Using geometry we can not only understand, but visualize how causality dictates the order
Why Quasars are so Awesome
10:03
Quasars ... the most metal thing in the universe.
The Phantom Singularity
12:13
Einstein’s General Theory of Relativity is a more complete theory of gravity.
The EM Drive: Fact or Fantasy?
9:29
Because you demanded it … we break down the EM Drive!
How to See Black Holes + Kugelblitz Challenge Answer
11:01
Find out how scientists are mapping the black holes throughout the Milky Way and beyond
Have They Seen Us?
13:02
Are aliens watching Earth TV?
Escape The Kugelblitz Challenge
7:51
If you know enough about astrophysics you could save the world from alien attack.
Pilot Wave Theory and Quantum Realism
12:18
Learn more about quantum mechanics in this video.
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