An astronaut’s photo from the International Space Station captures crepuscular rays and cumulonimbus clouds, revealing a ...

These streaks are an optical illusion known as Crepuscular rays. They’re typically caused by clouds partially blocking the ...

A woman who was woken by strange noises in her house never expected what she found when she went to investigate. Many pet ...

One of the most beautiful sights in the summer twilight is the gentle glow of fireflies lighting up the crepuscular gloom.

The Texas Parks and Wildlife Department confirms a mountain lion was spotted in Frisco, near Lake Lewisville. The lion was ...

"POV: You have the cutest alarm clock but it demands play time at 6am," he captioned the video.

If you’ve ever wondered whether our planet hosts jumping bugs, look no more! We’ve compiled a list of commonly found bugs ...

We spoke with sleep experts about the afternoon slump, including causes, what you can do to manage it and when it might be a clue that something more serious is going on.

White-tailed deer are primarily crepuscular (active at twilight) in the spring, but are active during the hours of daylight as well in the summer, including midday. By late autumn at the onset of the ...

Pets are cute, but they can seriously disrupt your sleep. Our experts share their tips to make sharing a bed with your pet a ...

In wily, vamping style, the actor plays a friendly neighbor to two missionaries before turning his home into a horror-filled slaughterhouse.