Why is the speed of light arbitrarily the limit?
14036
What is so special about speed of light in vacuum?
65533
Does gravity slow the speed that light travels?
75580
Derivation of the speed of light using the integral forms of Maxwell's Equations
127383
Speed of light in general relativity
8367
What do physicists mean when they say "speed of light"?
4005
If refraction slows down light, isn't it possible to hold light still?
114910
In what subfields and how far can the naive limit $c\rightarrow\infty$ of special relativity be carried?
142441
If rest mass does not change with $v$ then why is infinite energy required to accelerate an object to the speed of light?
37941
Can light travel slower than the maximum?
50289
The vacuum light speed: Is it really constant, i.e., independent of location in space-time?
93598
Is it proven experimentally that the speed of causality (light) is the maximum speed?
420
Does the pilot of a rocket ship experience an asymptotic approach to the speed of light?
75483
Is there a limit as to how fast a black hole can grow?
142906
How can a particle in a medium ever travel faster than light?
72416
The universe appears to have a lower bound in the time dimension, why not an upper bound?
2790
Can space expand with unlimited speed?
115752
What are the limits of Energy-bending?