PBS Space Time

Space Time explores the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond Planet Earth.
Could A Spaceship Wrap Around The Universe & Destroy Itself?
Could A Spaceship Wrap Around The Universe & Destroy Itself?

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Today we’re going to delve into a couple of the most famous paradoxes of special relativity: the Twin...

Published: 01/19/2021
What Happens During a Quantum Jump?
What Happens During a Quantum Jump?

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Since the very beginning of quantum mechanics, a debate has raged about how to interpret its bizarre ...

Published: 01/12/2021
Navigating with Quantum Entanglement
Navigating with Quantum Entanglement

Check Out Weathered on PBS Terra https://www.youtube.com/watch?v=znSN7ZFIaOg&ab_channel=PBSTerra Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime We ...

Published: 12/22/2020
The Supernovas At The End of The Universe
The Supernovas At The End of The Universe

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Good news everyone: it looks like the universe is going to end with a series of catastrophic explosio...

Published: 12/15/2020
Why Do You Remember The Past But Not The Future?
Why Do You Remember The Past But Not The Future?

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime The laws of physics don’t specify an arrow of time - they don’t distinguish the past from the future....

Published: 12/08/2020
The Arrow of Time and How to Reverse It
The Arrow of Time and How to Reverse It

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Ever wish you could travel backward in time and do things differently? Good news: the laws of physics...

Published: 11/18/2020
Does Physics Negate Free Will?
Does Physics Negate Free Will?

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Physicists have a long history of sticking our noses where they don’t belong - and one of our favorit...

Published: 11/11/2020
Electroweak Theory and the Origin of the Fundamental Forces
Electroweak Theory and the Origin of the Fundamental Forces

Our universe seems pretty complicated. We have a weird zoo of elementary particles, which interact through very different fundamental forces. But some extremely subtle clues in nature have led us to b...

Published: 11/04/2020
How The Penrose Singularity Theorem Predicts The End of Space Time
How The Penrose Singularity Theorem Predicts The End of Space Time

The Nobel prize in physics this year went to black holes. Generally speaking. Specifically, it was shared by the astronomers who revealed to us the Milky Way’s central black hole and by Roger Penrose,...

Published: 10/27/2020
Is The Future Predetermined By Quantum Mechanics?
Is The Future Predetermined By Quantum Mechanics?

Einstein’s special theory of relativity combines space and time into one dynamic, unified entity - spacetime. But if time is connected to space, could the universe be anything but deterministic? And d...

Published: 10/20/2020
Do the Past and Future Exist?
Do the Past and Future Exist?

Is all that exists just whatever exists right now? Is the past erased and the future a void yet to be filled? Well, the answer lies in between the past and the future - in the elusive, ever-moving eye...

Published: 10/13/2020
Venus May Have Life!
Venus May Have Life!

Check Out Overview of PBS Terra: https://bit.ly/33otrUn If you rank the most habitable places in our solar system Venus lands pretty low, with surface temperatures hot enough to melt lead and sulphur...

Published: 10/02/2020
Solving Quantum Cryptography
Solving Quantum Cryptography

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://pbsspacetime.com/ Sign up for the mailing list to get e...

Published: 09/28/2020
Could Life Evolve Inside Stars?
Could Life Evolve Inside Stars?

Take the PBS Digital Studios annual survey: http://to.pbs.org/2020survey One of the most bizarre proposals for life not as we know it doesn’t even use atoms. It proposes that fundamental kinks and de...

Published: 09/19/2020
The Truth About Beauty in Physics
The Truth About Beauty in Physics

The great physicist Hermann Weyl once said: "My work always tried to unite the true with the beautiful, but when I had to choose one or the other, I usually chose the beautiful." But is this actually ...

Published: 09/08/2020
How Do We Know What Stars Are Made Of?
How Do We Know What Stars Are Made Of?

Thank you to Target for supporting PBS. You can learn more at https://target.com/community Share your story today: https://to.pbs.org/3izZeXh Pin-pricks in the celestial sphere, through which shines ...

Published: 09/01/2020
Can Future Colliders Break the Standard Model?
Can Future Colliders Break the Standard Model?

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://pbsspacetime.com/ Sign up for the mailing list to get e...

Published: 08/24/2020
How Stars Destroy Each Other
How Stars Destroy Each Other

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://pbsspacetime.com/ Sign up for the mailing list to get e...

Published: 08/17/2020
Theory of Everything Controversies: Livestream
Theory of Everything Controversies: Livestream

The second in our two event series about Theories of Everything! Watch the first one: https://www.youtube.com/watch?v=_izocEgArtQ Please subscribe to Brian Keating's YouTube Channel to watch one-on-o...

Published: 08/10/2020
What is a Theory of Everything: Livestream
What is a Theory of Everything: Livestream

Join two epic livestreams about Theories of Everything! Sign up for prizes, a download link to the videos, and more at http://www.pbsspacetime.com/events. Please subscribe to Brian Keating's YouTube ...

Published: 07/28/2020
Theory of Everything Livestreams with Amazing Guests
Theory of Everything Livestreams with Amazing Guests

Join two epic livestreams about Theories of Everything! July 28 @ 4pm Eastern - What is a Theory of Everything? Moderated by Matt O'Dowd & Brian Keating ​Featuring Max Tegmark, Stephon Alexander, Ja...

Published: 07/23/2020
The Boundary Between Black Holes & Neutron Stars
The Boundary Between Black Holes & Neutron Stars

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://pbsspacetime.com/ Sign up for the mailing list to get e...

Published: 07/20/2020
Does Antimatter Explain Why There's Something Rather Than Nothing?
Does Antimatter Explain Why There's Something Rather Than Nothing?

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://pbsspacetime.com/ Sign up for the mailing list to get e...

Published: 07/08/2020
Dissolving an Event Horizon
Dissolving an Event Horizon

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Published: 06/30/2020
Building Black Holes in a Lab
Building Black Holes in a Lab

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://pbsspacetime.com/ Sign up for the mailing list to get e...

Published: 06/22/2020
What Happens After the Universe Ends?
What Happens After the Universe Ends?

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://pbsspacetime.com/ Sign up for the mailing list to get e...

Published: 06/15/2020
Can Viruses Travel Between Planets?
Can Viruses Travel Between Planets?

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://pbsspacetime.com/ Sign up for the mailing list to get e...

Published: 06/08/2020
Does Gravity Require Extra Dimensions?
Does Gravity Require Extra Dimensions?

It’s been 120 years since Henry Cavendish measured the gravitational constant with a pair of lead balls suspended by a wire. The fundamental nature of gravity still eludes our best minds - but those s...

Published: 05/27/2020
Mapping the Multiverse
Mapping the Multiverse

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspaceSign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check ou...

Published: 05/18/2020
How Luminiferous Aether Led to Relativity
How Luminiferous Aether Led to Relativity

Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime Check out the Space Time Merch Store https://pbsspacetime.com/ Sign up for the mailing list to get e...

Published: 05/11/2020
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