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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
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PBS Space Time

The Real Science of the EHT Black Hole

Season 5 Episode 20

How do you take a picture of a black hole and what can we learn from it? Our first ever actual bona fide photo of a black hole, made by the Event Horizon Telescope and revealed to the world in a press conference on April 10th. Since then it’s got plenty of coverage, because … I mean look at it. It’s a freaking black hole. It’s black, it’s holey, it’s everything we hoped it would be.

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Season
What’s Your Brain’s Role in Creating Space & Time?
16:28
Physics is the business of figuring out the structure of the world. So are our brains.
Are Space and Time Real?
18:58
Does the next level of physics require us to do away with space and time?
How Does The Nucleus Hold Together?
14:28
Nuclei are held together by a quirk of nature, without which there’d be nothing.
How Does the Earth Really Move Through The Galaxy?
16:29
Your motion through the universe is extremely complicated, so let’s figure it out!
What If Alien Life Were Silcon-Based?
14:47
Could there silicon-based life beyond Earth?
What If The Universe Is Math?
17:33
If you believe the Mathematical Universe Hypothesis then yes. And so are you.
The New Science of Moon Formation
15:32
Learn more about the time when the moon didn’t exist, and then hours later suddenly did.
How Can Matter Be Both Liquid And Gas?
15:19
We explore Supercritical Fluids and how being "in the between" is their superpower.
How Are Quasiparticles Different From Particles?
15:31
These are particles you may not even heard of!
How To See Black Holes By Catching Neutrinos
12:53
We study the most bizarre known particles.
Are there Undiscovered Elements Beyond The Periodic Table?
16:13
We explore if it's really possible that new elements exist beyond the periodic table.
What If Humanity Is Among The First Spacefaring Civilization
15:30
Let’s see how if alien civilizations will ever reach us.
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