How to Observe Time Travel!!! - Be Smart.

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Behold the COSMOTRON 5000!!! Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Subscribe to It's Okay To Be Smart: http://bit.ly/iotbs_sub How to build your own cloud chamber particle detector and test relativity at home: http://www.fromquarkstoquasars.com/make-a-cosmic-ray-detector-at-home-and-test-relativity/ Carl Sagan discusses cosmic radiation and the origin of life in "Cosmic Connection": http://amzn.to/1wiHIsu Learn about muons, time dilation, and relativity: http://cosmic.lbl.gov/SKliewer/Cosmic_Rays/Muons.htm Produced for PBS Digital Studios Joe Hanson - Host and writer Joe Nicolosi - Director Amanda Fox - Producer, Spotzen IncKate Eads - Associate Producer Katie Graham - Director of Photography Andrew Matthews - Editing/Motion Graphics John Knudsen - Gaffer Dalton Allen - Post-production Intern Theme music: "Ouroboros" by Kevin MacLeod ----------- Join us on Patreon! https://patreon.com/itsokaytobesmart Twitter http://www.twitter.com/DrJoeHanson http://www.twitter.com/okaytobesmart Instagram http://www.instagram.com/DrJoeHanson http://www.instagram.com/okaytobesmart Merch https://store.dftba.com/collections/its-okay-to-be-smart Facebook https://www.facebook.com/itsokaytobesmartpbs/ Learn more about your ad choices. Visit megaphone.fm/adchoices

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How long is this episode of Be Smart.?

This episode is 3 minutes long.

When was this Be Smart. episode published?

This episode was published on June 28, 2026.

What is this episode about?

Behold the COSMOTRON 5000!!! Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Subscribe to It's Okay To Be Smart: http://bit.ly/iotbs_sub How to build your own cloud...

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Yes, you can download this episode by clicking the download button on the episode player, or subscribe to the podcast in your preferred podcast app for automatic downloads.