Breaking the light speed barrier
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?
139098
Can the Flash run faster than light?
142906
How can a particle in a medium ever travel faster than light?
56005
Speed of light travel
37345
Why can't massless particle exceed speed of light?
127383
Speed of light in general relativity
66972
Is there any way to measure the one-way speed of light?
125571
Practical time travel: time dilation above the event horizon
128320
In superluminal phase velocities, what is it that is traveling faster than light?
91709
Examples in which the light maximizes the optical path length
107970
Laser, wire, and a circle of light
19850
Why is the speed of light defined as 299792458 m/s?
114449
Gravitational slingshot of light using a black hole/massive object
20960
Seeing the shadow of a black hole
62039
What does a sphere moving close to the speed of light look like?
141866
The lightest photon ever detected
91385
Does quantum mechanics allow faster than light (FTL) travel?