If you could bottle a photon would it have mass?
26670
Explain how (or if) a box full of photons would weigh more due to massless photons
28165
Why can't a single photon produce an electron-positron pair?
47568
Is it experimentally proven that photons travel at speed $c$ in vacuum?
148029
What if Force was not Mass times Acceleration?
100098
Chemical potential of particles with zero mass
40148
Does light have mass?
142081
Can something without mass exert a force?
83467
If electromagnetic fields give charge to particles, do photons carry charge?
17152
Do all massless particles (e.g. photon, graviton, gluon) necessarily have the same speed $c$?
152586
Does a photon have an amplitude?
114290
Is it possible to have a singularity with zero mass?
27825
Bending of light - photon's inertia instead of mass
158808
Do photons have relativistic mass?
157497
During reflection does the emitted photon have same properties?
57961
Some doubts about photons
90476
Why can light (photons) bends in a curve through space without mass?
59594
Binding energy and mass