Why can't we see Rainbows from its end points?
133022
What makes a rainbow happen?
38797
Why don't waves with different wavelengths interfere with each other in white-light?
56529
Why are there spectral lines at all?
30671
Why can't we see images reflected on a piece of paper?
111506
Is it possible for light sources in Cycles to have nonphysical falloff like in BI?
115797
Why Landsat ETM+ panchromatic band' wavelength steps over visible range?
2842
Photons from stars--how do they fill in such large angular distances?
27
Objects visible in viewport but not appearing in final render?
51266
Why is rainbow always circular?
112411
What happens when a photon reaches the "edge" of the universe?
44220
Why does the light at the bottom of the pool form this awesome pattern?
22385
Why is the atmosphere transparent in the visible spectrum?
112408
What is the theoretical limit for farthest we can see back in time and distance?
18922
Why doesn't the Sun appear green to our eyes?
2191
Is there a maximum amount of photons that can exist in a certain amount of space?
32936
Can anyone explain to me why light is not dispersed into a spectrum through a parallel glass slide, but only through a prism?
70818
Clarification on Rayleigh scattering causing various sky colors