paul-marmet

Topic Replies Views Activity
Main
ruyong-wang ,  gps ,  sagnac-effect ,  relativity ,  paul-marmet ,  a-g-kelly ,  daniel-gerazi
0 693 March 6, 2024
Main
gps ,  speed-of-light ,  sagnac-effect ,  relativity ,  paul-marmet ,  special-relativity ,  stone-videos
0 696 March 5, 2024