Many of our viewers have captured pictures of rainbow clouds and this is actually called cloud iridescence. Meteorologist ...

Residents took to social media to share images of a "fire rainbow" that could be seen over the city, resembling a rainbow ...

Observatory shares video, explaining ‘circumhorizontal arc’ is not a true rainbow but optical phenomenon formed by sunlight ...

The natural weather phenomenon, known more scientifically as Cloud iridescence, usually looks like soap bubbles or oil on water.

A spectacular rainbow formed over a volcanic lake as hikers reached the crater's edge in Indonesia. Footage shows the ...

Drivers were delighted last night to see the phenomenon over Hindlip. RECOMMENDED READING:  'Horizontal' rainbow captured from the Malvern Hills Broken spectre images captured as cloud ...

A 2015 satellite photo captured a series of stunning "von Kármán vortices" swirling off Madeira and the Canary Islands. The ...

A 2015 satellite photo captured a series of stunning "von Kármán vortices" swirling off Madeira and the Canary Islands. The ...

Some Coloradans have noticed rainbow clouds over the past few days? This is actually a rare phenomenon called "cloud ...

Blooms of coccolithophores can also be beneficial for the local environment. For example, their calcium carbonate scales can ...