In meteorological terms, Pilot's Glory is an optical phenomenon that occurs when sunlight ... colorful rings that look like a prismatic halo, typically with red on the outer ring and blue towards ...

This halo wasn’t just a figment ... Moon halos are not merely optical illusions; they are the result of specific atmospheric conditions. The phenomenon occurs when moonlight passes through ...

A woman has described the "breath-taking" experience of seeing a rare ghostly shadow phenomenon while out walking. A Brocken spectre optical illusion ... by a rainbow halo. Lauren Wood, a mountain ...

Hong Kong on Tuesday witnessed a rare natural phenomenon, a halo around the sun, that can be experienced only when meteorological conditions are right. The Observatory posted pictures on its ...