- The sun's outer atmosphere is so much hotter than its surface. And now scientists think they know why: nanoflares, a constant peppering of impulsive bursts of heating, none of which can be individually detected http://www.sciencedaily.com/releases/2014/08/140801171124.htm 45 comments science
- Solar tornadoes help solve coronal mystery: Scientists say magnetic super tornadoes, thousands of times bigger than anything on Earth, may explain why the Sun's outer atmosphere is millions of degrees hotter than its visible surface. http://www.abc.net.au/science/articles/2012/06/28/3534151.htm 4 comments science