Say what? YouTube: How can just two rules of Einstein's 1905 theory of special relativity lead to seemingly paradoxical changes in the perception of time?

posted by PlayhousePals 4 years 7 months 3 weeks ago • 604 views • 5:46

The twins paradox, muons and special relativity are among the issues in this video about the symbol gamma, which can represent the Lorentz factor.

posted by Skeeve 8 years 8 months 2 weeks ago • 1,701 views • 5:35