The green flash is a rare, brief optical event of green, yellow, and sometimes blue that colors the horizon, occurring at ...

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

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The finale of every sunset is green. Try to catch it, if you can ...

This is the "green flash," which can sometimes be seen right after sunset or before sunrise. So what causes the green flash? Like many colorful spectacles in the sky, such as rainbows, the green ...

Have you heard of “the green flash”? This elusive optical effect that happens during a sunset is the subject of debate online — with some people claiming it doesn’t even exist. And if you have never ...

Green flashes are only observable during sunrise and sunset, as they appear when the last sliver of sun seems to be peeling away from the horizon line. They are usually seen over large bodies of ...

There are very special cases, when the sky is very clear and exceptionally transparent, that a green flash can be glimpsed ... colors seen at sunrise and sunset. But there are very special cases ...

One of those things, it turns out, is the green flash, an atmospheric optical feature ... the green and sometimes blue light can appear at sunset right on the upper curve of the sun as it sets ...