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The Cosmic Dark Ages

The Cosmic Dark Ages

Season 5 Episode 22
12:29
The Alchemy of Neutron Star Collisions

The Alchemy of Neutron Star Collisions

Season 5 Episode 23
11:24
How Black Holes Kill Galaxies

How Black Holes Kill Galaxies

Season 5 Episode 24
11:20
The Quantum Internet

The Quantum Internet

Season 5 Episode 26
11:35
Did Time Start at the Big Bang?

Did Time Start at the Big Bang?

Season 5 Episode 27
12:30
What Caused the Big Bang?

What Caused the Big Bang?

Season 5 Episode 28
13:12
What Happened Before the Big Bang?

What Happened Before the Big Bang?

Season 5 Episode 29
10:23
How To Become an Astrophysicist

How To Become an Astrophysicist

Season 5 Episode 30
12:45
Is Earth's Magnetic Field Reversing?

Is Earth's Magnetic Field Reversing?

Season 5 Episode 31
12:46
Could We Terraform Mars?

Could We Terraform Mars?

Season 5 Episode 32
15:33
Is Pluto a Planet?

Is Pluto a Planet?

Season 5 Episode 33
14:03
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PBS Space Time

Why Quantum Computing Requires Quantum Cryptography

Season 5 Episode 21

Quantum computing is cool, but you know what would be extra awesome - a quantum internet. In fact if we want the first we’ll need the latter. And the first step to the quantum internet is quantum cryptography.

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Season
Extinction by Gamma-Ray Burst
9:48
Find out about the last time and the next time the Earth will be hit by a Gamma-ray Burst.
The Origin of Our First Interstellar Visitor
9:06
We were recently visited by a traveler from outside our solar system: 'Oumuamua.
Understanding the Uncertainty Principle
11:19
Large-scale phenomena can give us incredible insights into the world of quantum mechanics.
Citizen Science
10:02
The future of science is you.
Suicide Space Robots
6:00
Let’s take a moment to remember the selfless sacrifices made by some robotic explorers.
Zero-Point Energy Demystified
9:45
Let’s talk about the mysterious zero-point energy and what it really can and can’t do.
The Vacuum Catastrophe
9:17
If quantum field theory is right about vacuum energy, our universe shouldn't exist.
The Missing Mass Mystery
11:02
Astronomers haven't been able to find up to half of the baryonic matter in the universe.
The Nature of Nothing
11:29
It turns out that "nothing" is one of the most interesting somethings in all of physics.
Absolute Cold
7:04
Can we ever achieve absolute cold?
When Quasars When Quasars Collide STJC
10:22
So what happens when two Super Massive Black Holes collide?
Are the Fundamental Constants Changing?
11:12
Recent findings suggest that the fundamental constants may not be as stable as we assumed.
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