By coincidence I am currently watching this series, which explains this and a lot more: https://www.thegreatcourses.com/courses/einstein-s-relativity-and-the-q

By coincidence I am currently watching this series, which explains this and a lot more: https://www.thegreatcourses.com/courses/einstein-s-relativity-and-the-quantum-revolution-modern-physics-for-non-scientists-2nd-edition https://www.thegreatcourses.com/courses/einstein-s-relativit... It is on Kanopy now, for “free” (local library pays). I think there’s a subatomic-particle specific course as well that is more focused.