On cold, sunny days, tiny ice crystals in the atmosphere can create breathtaking displays like halos, sundogs, and light ...

Residents of Jos the Plateau State capital on Tuesday witnessed a striking atmospheric phenomenon as a bright ring formed ...

This phenomenon occurs when moonlight passes through thin, high-altitude clouds made up of tiny ice crystals, known as cirrus ...

Any reference will tell you the Novaya Zemlya effect is a polar mirage — and it is. But Novaya Zemlya-like effects are not limited to the Arctic. The Novaya Zemlya effect is an atmospheric refraction ...

The phenomenon, known as paraselene or "moon dogs," is an optical illusion caused by moonlight refraction.

The spectacle, known as a paraselene, was created by moonlight bending through ice crystals in the frosty atmosphere above ...

Spaceweather.com referred to the sundogs Skillern spotted as "sub-sundogs" due to their position below the Sun. "The key to this atmospheric optics phenomenon is the subsun—a dazzling reflection of ...

Residents of Russia's Sakhalin region were treated to a surreal sight recently: what looked like two suns rising side by side ...

With heat, humidity, and often heavy pollution, unusual optical phenomena are not uncommon in parts of Asia. But what was recently observed in China, in Chengdu near Sichuan, was truly extraordinary: ...

For the first time in almost 5,000 years of observations, researchers have fully cataloged optical illusions created in the sky as light shines through ice crystals known as atmospheric halos. The ...

WHILE in a rowing-boat on the ocean during a sultry afternoon this summer I observed a very peculiar series of refraction phenomena that seem worth describing. A thunderstorm was brewing in the ...