asechrest
En-Route
Interesting story. I'd never heard of this:
Image courtesy of Sgt. Mike MacLeod/U.S. Army, linked from NPR website.
This isn't a painting. It's not from a movie. It's not a strange astronomical event. This is real — what you can see when certain helicopters in Afghanistan touch down on sandy ground, raising dust, causing mysterious arcs of light to loop and dance through the air.
http://www.npr.org/blogs/krulwich/2...npr&utm_medium=facebook&utm_campaign=20130730
![1_wide-ea3a091de89dc8afb512ec3b31e5558c003f8d5a-s40.jpg](/community/proxy.php?image=http%3A%2F%2Fmedia.npr.org%2Fassets%2Fimg%2F2013%2F07%2F30%2F1_wide-ea3a091de89dc8afb512ec3b31e5558c003f8d5a-s40.jpg&hash=c7501147f2efb2ec9187e38066c93f3f)
Image courtesy of Sgt. Mike MacLeod/U.S. Army, linked from NPR website.