Does EPR permit information to travel faster than light?
56031
Quantum entanglement faster than speed of light?
3909
Does $E = mc^2$ apply to photons?
114335
Entanglement in time
75580
Derivation of the speed of light using the integral forms of Maxwell's Equations
120679
Rømer's determination of the speed of light
131778
"FTL" Communication with Quantum Entanglement?
8077
Photons in expanding space: how is energy conserved?
76819
How does "warp drive" not violate Special Relativity causality constraints?
119993
If quantum speed-up is due to the wave-like nature of quantum mechanics, why not just use regular waves?
1537
Is a photon "fixed in spacetime"?
127193
Is quantum entanglement affected by time dilation?
125571
Practical time travel: time dilation above the event horizon
86156
Do photons have a duration?
103242
Why can't we surpass the speed of light?
119639
Do photons bend spacetime or not?
33110
The origin of the value of speed of light in vacuum
4350
Rotate a long bar in space and get close to (or even beyond) the speed of light $c$