Larger raindrops create brighter colors within the rainbow. What about a double rainbow ... matters as it needs to be within a few hours of sunset or sunrise. This is because the sun needs ...

The sky isn't just blue by chance. It takes all the colors of the rainbow for us to see it that way. It happens because of something called the Rayleigh effect, or Rayleigh scattering, named after ...

will feature the same rainbow illumination from 30 minutes after sunset on Aug. 27 until midnight. In the runup to the anniversary, it was lit up in a different single color daily since Aug.