Speed of light in general relativity
65533
Does gravity slow the speed that light travels?
53170
Energy conservation in General Relativity
84743
Why is light described by a null geodesic?
1206
GR. Einstein's 1911 Paper: On the Influence of Gravitation on the Propagation of Light
13817
reflection at speed of light when both mirror and viewer is travelling at the speed of light
80291
Relativistic velocity addition from time dilation
12267
(Almost) double light speed
7618
What is the speed of light relative to?
8367
What do physicists mean when they say "speed of light"?
57305
Relativistic Mass and Gravity
54857
The wave equation in general relativity, special relativity, and Cartesian coordinates
66972
Is there any way to measure the one-way speed of light?
103827
Does magnetic propagation follow the speed of light?
108384
Special Relativity and $E = mc^2$
67127
Does the speed of light vary in non-inertial frames?
155345
Can we use curved spacetime to measure the one-way speed of light?
77372
"Speed" of Gravity and Speed of Light