Randy Halverson captured rare night lights in this timelapse made on August 20, 2014 On August 20 a thunderstorm rumbled over central South Dakota and Randy Halverson was ready. He set up cameras to ...

FORT COLLINS, Colo. — Imagine something in the night sky that looks like a gigantic, glowing jellyfish many times the size of Mount Everest. Believe it or not, such things are actually quite common — ...

In less time than it takes a hummingbird to flap its wings once, a recently discovered form of high-altitude lightning can come and go, but not before spreading its multiple-branching red streamers ...

They’re not fairies, but their red sparks look magical. They don’t last long, but they can be as large as a town. They’re not difficult to capture on camera, but they’re still one of the more ...