How can a shadow move faster than light?
37421
Can a shadow move faster than the speed of light?
65533
Does gravity slow the speed that light travels?
15372
How does light know which path is fastest?
112965
Are virtual particles limited by the speed of light?
130813
Erik Lentz's faster-than-light soliton
62039
What does a sphere moving close to the speed of light look like?
119580
Does light actually travel through glass?
128327
Why does light bend towards the normal when passing from a rarer to a denser medium?
8865
Could gravity accelerate light?
152064
Why does change in speed of a wave make it refract?
14710
Shadow problems with point light radius
84719
Why does a light beam in a moving light clock follows a V shaped path?
57773
About the speed of light and gravity
18799
If I run along the aisle of a bus traveling at (almost) the speed of light, can I travel faster than the speed of light?
81663
Why does gravity travel at the speed of light?
26245
How do neutrinos pass through the sun so quickly?
4350
Rotate a long bar in space and get close to (or even beyond) the speed of light $c$