Watch sprite lightning flash at 10,000 frames per second

Red sprite lightning is both mysterious and intriguing: sprites occur only at high altitudes above thunderstorms, only last for a thousandth of a second, and emit light in the red portion of the visible spectrum. Therefore, studying sprites has been notoriously difficult for atmospheric scientists. » 8/07/13 3:00pm 8/07/13 3:00pm

A map of where lightning strikes most across the globe

In this map, created using NASA satellite data, you can see in lurid detail where lightning struck Earth the most between 1995-2002. This historical information can give scientists clues about where it's likely to strike again. And with tornado, monsoon, and hurricane seasons getting underway, you too might want to… » 4/16/12 4:15pm 4/16/12 4:15pm