A large cloud below the horizon is blocking sunlight, creating a sharp shadow, while surrounding light filters through the atmosphere. Because the sun’s rays are nearly parallel, it forms that ...

That striking line is a cloud shadow, part of crepuscular rays—not a true weather boundary. A large cloud below the horizon is blocking sunlight, creating a sharp shadow, while surrounding light ...

Crepuscular rays are one of those atmospheric moments that feel bigger than the forecast. They’re among the most awe-inspiring sights in weather, slicing dramatic beams of sunlight across the sky.

Crepuscular rays at dusk are seen here over the Gemini South telescope, one half of the International Gemini Observatory, which is supported in part by the U.S. National Science Foundation and ...

Dr. Dale Ireland's fantastic web camera stationed at his Silverdale home has really captured some amazing sights over the past few days. On Sunday, an unusual wave-like feature rolled through the ...

A San Francisco photographer captured a stunning optical display Thursday morning amid an unusual alignment of atmospheric conditions. As the sun rose behind the Transamerica Pyramid, the building's ...

That striking line is a cloud shadow, part of crepuscular rays—not a true weather boundary. A large cloud below the horizon ...