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The Milky Way (at right) and Steve (at left) overlap over Childs Lake,
in Manitoba, Canada. (Krista Trinder) |
A group of amateur sky watchers have spent countless nights admiring the shimmering colors of the aurora borealis. About four years ago sky watcher Chris Ratzlaff went out to watch and photograph the aurora near his home in Calgary, Alberta. When the lights died down, he looked around to admire the stars and noticed a purple streak against the sky. He posted a photo of this phenomenon on social media, sparking a friendly argument between amateurs and experts, which erupted over beers one evening at a pub in Calgary, Canada. It ended this week, with a peer-reviewed paper in a well-known scientific journal.
Read more:
The Atlantic
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