Rainbows. > Indeed, it is impossible for an observer to see a rainbow from water droplets at any angle other than the customary one of 42 degrees from the dire

Rainbows. > Indeed, it is impossible for an observer to see a rainbow from water droplets at any angle other than the customary one of 42 degrees from the direction opposite the light source. https://en.wikipedia.org/wiki/Rainbow https://en.wikipedia.org/wiki/Rainbow