Crepuscular rays are beams of sunlight that appear to radiate from the Sun when it shines through gaps in clouds or terrain, ...

Crepuscular creatures abound in Southwest Colorado. They live in the high mountains, sage plains, ponderosa forests, desert canyons and everywhere in between. They are all shapes and sizes. Some are ...

A San Francisco photographer captured a stunning optical display behind the Transamerica Pyramid Thursday amid an unusual ...

OUTSIDE THE STATE. WE ARE SEEING SOME COOL SITES AFTER SEVERE WEATHER MOVED THROUGH TODAY. LOOK AT THIS PICTURE. MATT ESCOBAR SENT THIS IN FROM NORTHEAST OF ARMSTRONG. IT’S A BEAUTIFUL DOUBLE RAINBOW.

MISSOULA, Mont. — The sky can produce a plethora of unique and awe-inspiring sights. One phenomenon well worth keeping a watch for often occurs when the sun is low on the horizon. Many viewers have ...

Animals like rabbits, house cats and deer are neither nocturnal nor diurnal. Instead, they're crepuscular. Jaymi Heimbuch is a writer and photographer specializing in wildlife conservation, technology ...

The crepuscular habits of bats reduce competition with daytime predators. She felt caught in a crepuscular phase of her life, no longer one thing, not yet another. The city was washed in crepuscular ...

We’ve all seen them before, and what a beautiful sight they are. Those beams of sunlight you can actually see poking through the clouds are called crepuscular rays. The phrase “Crepuscular Rays” ...

You’ve seen rays of light shine through a cloud. It’s pretty easy to guess that the thicker parts of the clouds block sunlight while the thinner parts let it shine through. In fact, when clouds have ...

There are nocturnal animals (active at night) and diurnal animals (active during the day). But what about those animals that are most active during dawn or dusk? The animals that are busy during these ...