Spot the northern lights with Aurorasaurus

Crowdsourced project alerts users when aurora is visible near them

An aurora in Greenland

SKY FIRE  The Aurorasaurus project tracks sightings of auroras, such as this one that lit up the skies of Greenland in October 2013.

Mads Pihl/Visit Greenland/Flickr (CC BY 2.0)

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