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Extinction by Gamma-Ray Burst

Extinction by Gamma-Ray Burst

Season 4 Episode 7
9:48
What Do Stars Sound Like?

What Do Stars Sound Like?

Season 4 Episode 8
9:14
Horizon Radiation

Horizon Radiation

Season 4 Episode 9
12:03
The End of the Habitable Zone

The End of the Habitable Zone

Season 4 Episode 10
9:55
Kronos: Devourer Of Worlds

Kronos: Devourer Of Worlds

Season 4 Episode 11
7:42
What is Energy?

What is Energy?

Season 4 Episode 12
11:20
The Death of the Sun

The Death of the Sun

Season 4 Episode 13
9:01
The Trebuchet Challenge

The Trebuchet Challenge

Season 4 Episode 14
8:25
Should Space be Privatized?

Should Space be Privatized?

Season 4 Episode 15
9:16
Hawking Radiation

Hawking Radiation

Season 4 Episode 16
12:00
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PBS Space Time

Citizen Science

Season 4 Episode 4

The professional astronomer or astrophysicist is a pretty recent phenomenon. In the past, astronomy was often performed by nobility and extremely enthusiastic amateurs. Although it seems like the scientific exploration of our universe is now in the hands of full-time career astro-professionals, a ton of really valuable science is still done by people with proper day jobs.

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Season
Is There A Simple Solution To The Fermi Paradox?
18:50
Does this also explain why there are no aliens?
Quantum Energy Teleportation is Real!
16:58
Quantum energy teleportation may be as close as we get to transporter beams. But how close is that?
Why Didn’t Antimatter Destroy The Universe?
14:50
Why is there any matter in the universe? A new antimatter breakthrough at LHC holds clues.
New Evidence: Earth Had Rings (and Might Regain Them)
16:30
There’s an extremely good chance that Earth once did have a ring system.
How Astrophysics Can Literally Save the World
17:23
How is it possible to tell if a space rock will one day collide with the Earth?
Your DNA's Codes Are (Probably) From Outer Space
15:58
Did you know that many of us have up to 4% neanderthal DNA?
Will The Big Bang Happen Again (and Again)?
16:35
What if the Big Bang was just an endless cycle?
The Final Barrier to (Nearly) Infinite Energy
19:39
Why are billions suddenly being pumped into fusion startups?
The Crisis in Physics: Why the Higgs Boson Should Not Exist!
16:36
The universe should've collapsed after the Big Bang, but a light Higgs boson let us exist.
Does Timescapes Disprove Dark Energy?
14:30
Maybe dark energy doesn't exist?
How Many Black Holes Are In The Solar System?
18:32
Dark matter has eluded us for many decades but we may be able to discover more now.
Does Infinity - Infinity = an Electron
15:35
What do you get if you combine something that’s infinitely massive and negative infinitely massive?
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