A breathtaking aurora from Earth's largest geomagnetic storm in almost…

Late last Sunday, the Sun unleashed an M9-class solar flare, showering Earth with subatomic particles that gave rise to one of the biggest geomagnetic storms in recent history. The resulting aurorae, which were even brighter than usual in the planet's northernmost latitudes, were an absolute marvel to behold. » 1/27/12 8:35am 1/27/12 8:35am

A haunting audio/visual representation of a geomagnetic storm

Geomagnetic storms are probably most famous for generating especially vibrant aurorae — some of the most breathtaking natural light displays on Earth. But these storms also give rise to all manner of electromagnetic interference across the radio spectrum — interference that gets picked up and measured by equipment… » 12/08/11 7:20am 12/08/11 7:20am