What happens after the light from the sun has travelled its entirety?
106917
Do individual rays of light lose energy via the inverse square law?
341
How is light affected by gravity?
133259
Loss in energy by light after reflections
146268
Do photons lose energy due to gravitational redshift? If so, where does the lost energy go?
117952
How does light behave within a black hole's event horizon?
64508
Where exactly does energy quantisation come in for light?
84743
Why is light described by a null geodesic?
151176
If I point a torch up, would the photons hit anything?
22118
If all motion is relative, how does light have a finite speed?
5219
What happens to objects that enter a Stargate from the destination side?
91300
Does light loses its energy when it passes through denser medium?
96657
The speed of light as it approaches a massive body
152334
What if a light clock travels perpendicular to mirrors that make up the clock?
139551
A Light is shone out the side window of a spaceship ( moving close to light speed ), will the light still travel at the speed of light in the B axis?
33342
A Memory of Light Question on the Epilogue
47395
What exactly is light?
12916
How does a photon experience space and time?