The green flash is a rare optical phenomenon above the horizon directly at sunrise or sunset. The color is caused by green ...

The flashes of light may vary in shape, color, frequency, and duration. Flashes of light in the corner of the eye could be due to changes in the eye’s structure, which becomes more common with age.

Researchers traced long, bright radio pulses, combined with X-rays, to an intriguing cosmic object 15,000 light-years from ...

What is the green flash? It's often tied to pirate folklore but also commonly occurs in reality – learn what causes the flash ...

Unexpected flashes of light in your eye can be alarming, and in many cases, it’s something that should be discussed with your doctor as soon as possible. That said, these bright flashes are not ...

have caught sight of hundreds of mysterious flashes of light reflecting off our planet over the course of a year. What could they be? Reflections of sunlight glinting off oceans? A really ...

This is commonly referred to as "heat" lightning. While it's not uncommon to see these flashes of light, especially during the hot and humid days of summer, the term heat lightning is more of a ...