Are rainbows three dimensional? If so, what determines their depth?
119276
How deep is a rainbow?
123735
Should black holes be considered two-dimensional or three-dimensional?
82237
Is it possible to witness a circular rainbow?
140380
Is there a physical reason for colors to be located in a very narrow band of the EM spectrum?
60038
How do depth of field and the circle of confusion relate to pixel size on the sensor?
5232
Model a simple 3D spiral shape?
69846
Thick annulus (ring) in 3D
79789
3d sphere style changes coordinates?
144556
What exactly is a dimension?
132460
What is the significance of -3dB?
24477
Monochromatic squares in a colored plane
27106
Inconsistency in ray diagram
2842
Photons from stars--how do they fill in such large angular distances?
42493
Why is quaternion algebra 4d and not 3d?
127543
Determining the path of a light ray
7116
Experiment to find structure of water
149266
Possible distinct binary tree structures at depth d