Watch a moonbow form at Yosemite National Park in real time The 40-second clip shows how a moonbow forms in real time. It starts when the moon’s light “refracts, or bounces” through rain drops.

How do 'rainbow clouds' form? Phenomenon spotted in southern Indiana skies Iridescent clouds in French Lick, IN SOURCE: Bobbi Bledsoe Updated: 12:21 PM EDT May 12, 2025 ...

The first experiment shows how to make creative rainbow patterns with CDs that require nothing more than a CD, a sheet of paper, some scissors, a pencil, and tape.

Arctic observers got a rare festive treat when rainbow-colored clouds appeared in the skies. So-called polar stratospheric clouds were seen over Norway, Sweden, Finland, Alaska, and Scotland.

Rare nacreous clouds, known as rainbow clouds, form in the skies over Tynemouth Priory in the northeast of England on Dec. 21, 2023. Owen Humphreys/PA Images via Getty Images ...

But you can create your own rainbow. How to create and see a circular rainbow One experiment you can try in summer is to turn on a sprinkler hose using the “mist” setting.