Next point, several "obscure physicists" is not the same as almost the entire community of physicists (which is the actual truth here.) Gravitational redshift perfectly explains the way that signals between earth and GPS satellites are different in time. That is how current GPS positions are calculated. | Next point, several "obscure physicists" is not the same as almost the entire community of physicists (which is the actual truth here.) Gravitational redshift perfectly explains the way that signals between earth and GPS satellites are different in time. That is how current GPS positions are calculated. |