October 9, 2012
The Aurora Borealis fills nearly the entire sky in Cleary Summit, Alaska. Credit: Jason Ahrns on Flickr. With just a glancing blow from a coronal mass ejection (CME) this week, skywatchers in the northern latitudes have been enjoying some beautiful views of the Aurora Borealis. Here are a few stunning views from last night (October [...]
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July 9, 2012
Caption: Swirling Aurora. Image Credit: Jason Ahrns There have been legends and folktales about sounds associated with auroae, but most accounts were summarily dismissed as imagination or illusion. But researchers in Finland set up microphones in conjunction with an aurora observation site and over the past 12 years captured a “clapping” sound that occurs at [...]
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