How the world changes from the point of view of a photon
12916
How does a photon experience space and time?
21069
What happens to photons after they hit objects?
60287
The exchange of photons gives rise to the electromagnetic force
10025
Why does wavelength change as light enters a different medium?
15767
Can a free particle absorb/emit photons?
3909
Does $E = mc^2$ apply to photons?
58042
Redshifting of Light and the expansion of the universe
59176
Amplitude of an electromagnetic wave containing a single photon
116871
Do photons take all paths or not?
52418
What exactly is a quantum of light?
78916
Particles entangled after the big bang
41041
Does a photon instantaneously gain $c$ speed when emitted from an electron?
33110
The origin of the value of speed of light in vacuum
8048
How does one account for the momentum of an absorbed photon?
64935
Using photons to explain electrostatic force
58775
What exactly does the *frequency* of a photon mean?
134172
Photons acting as carriers of both attractive and repulsive forces