The Problem with Faster Than Light Particles | Tachyons Explained

From The Science Asylum.

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

Watch this video ad-free on Nebula:
https://nebula.tv/videos/scienceasylum-the-problem-with-faster-than-light-particles-tachyons-explained

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

4-Velocity:

Speed of Light:

What if YOU were made of Light?

________________________________
RELATED YOUTUBE VIDEOS

Isaac Arthur on Tachyons:

ScienceVerse on Tachyons:


________________________________
SUPPORT THE SCIENCE ASYLUM

Patreon:
http://www.patreon.com/ScienceAsylum

YouTube Membership:
https://www.youtube.com/channel/UCXgNowiGxwwnLeQ7DXTwXPg/join

Sign-Up for Nebula:
https://go.nebula.tv/scienceasylum

Advanced Theoretical Physics (Paperback):
http://www.lulu.com/shop/nick-lucid/advanced-theoretical-physics-a-historical-perspective/paperback/product-24250687.html

Advanced Theoretical Physics (eBook):
https://gumroad.com/l/ubSc

Merchandise:
http://shop.spreadshirt.com/scienceasylum/
________________________________
HUGE THANK YOU TO THESE SUPPORTERS

Asylum Counselors:
Richard Senegor

Asylum Orderlies:
Chloë Joan López, Dhruv Singhal, James Smith, Joel Wolhendler, Medec Hurtz, Peter Engrav

Einsteinium Crazies:
Benjamin Sharef, Eoin O’Sullivan, Jonathan Lima, Joseph Salomone, Kevin Flanagan, Matias Cveczilberg, Sean K, Sheila Owen, YouTubeviewer2014

Plutonium Crazies:
Al Davis, Compuart, Dan Sullivan, Ellis Hall, Fabio Manzini, Kevin MacLean, Rex_zane, Rick Myers, Vid Icarus

Platinum Crazies:
Cesar Moya, Clayton Bruckert, David Johnston, Ishay Oz, Jonathan Reel, Joshua Gallagher, Li-Ce Hu, Marino Hernandez, Mikayla Eckel Cifrese, Mr. Orn Jonasar, Olga Cooperman, P. Patrick Tukkers, Stephanie Beach, Zachary Milne
________________________________
LINKS TO COMMENTS





________________________________
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
________________________________
Corrections:

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