Tachyons travel faster than light, so do they go backward in time? Well, maybe, but they probably don't exist. Here's why.

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Nick Lucid - Host, Writer, Editor, Animator
Em Lucid - Producer
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VIDEO ANNOTATIONS/CARDS

4-Velocity:
   • We All Move At The Speed Of Light… Ki...  

Speed of Light:
   • The Speed of Light is Infinite... Kin...  

What if YOU were made of Light?
   • What if YOU were made of Light?  
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RELATED YOUTUBE VIDEOS

Isaac Arthur on Tachyons:
   • Faster Than Light: Tachyons and Time ...  

ScienceVerse on Tachyons:
   • Could Tachyons Exist ? Breaking The S...  
   • Time Traveling with Tachyons: Breakin...  
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LINKS TO COMMENTS

   • We All Move At The Speed Of Light… Ki...  
   • We All Move At The Speed Of Light… Ki...  
   • We All Move At The Speed Of Light… Ki...  
   • We All Move At The Speed Of Light… Ki...  
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TIME CODES

00:00 Intro
00:43 What is a Tachyon?
01:27 What Everyone Gets Wrong
02:28 Spacetime Basics
03:24 Velocity Angles
04:18 Infinite Speed
05:15 How to Time Travel
06:28 Spacetime Distortion
07:23 Causality isn't Broken
07:54 More Weird Stuff
08:20 Tachyons are Imaginary
08:51 Outro
09:31 Featured Comment
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Corrections:

00:56 "Lux" is actually Latin, not Greek. Oops! My bad.