Citizen Scientists Are Helping Map the Aurora Like Never Before

The aurora borealis that took place on St. Patrick's day was spectacular, but aside from being the strongest geomagnetic storm in a decade, there's another reason it was special. It was the first time that thousands of citizen scientists tweeted about the aurora to help space weather scientists construct a… » 3/29/15 9:00am 3/29/15 9:00am