ELI5: How do we know that light is the fastest thing in existence? Submitted by Grump-Dog t3_10pfa2s on January 30, 2023 at 9:54 PM in explainlikeimfive 32 comments 10
Alex_butler t1_j6k4d3r wrote on January 30, 2023 at 10:07 PM I recommend reading this reply and the next few in this thread. I find they explained it pretty well. Permalink 1
Viewing a single comment thread. View all comments