Huge Solar Eruption Sparks Strongest Radiation Storm in 7 Years | omnia mea mecum fero | Scoop.it
From www.space.com - January 24, 2012 2:54 PM
A powerful M9-class solar flare erupted early Jan. 23 (GMT) has triggered the strongest radiation storm since 2005, NOAA says. The solar flare has also triggered a geomagnetic storm on Earth and could amplify northern lights displays.

Via Sakis Koukouvis