I remember watching this in the 80's and it felt like cheating. In exchange for 25 minutes of your time you get the gist of Special Relativity. But the idea of

I remember watching this in the 80's and it felt like cheating. In exchange for 25 minutes of your time you get the gist of Special Relativity. But the idea of γ (gamma) is dirt simple, it's just simple Algebra. https://www.youtube.com/watch?v=feBT0Anpg4A https://www.youtube.com/watch?v=feBT0Anpg4A