Howard Robinson
EF2
Looks like NASA is going to start a study on Alluring noctilucent clouds or "night-shining clouds"
http://www.nasa.gov/mission_pages/aim/multimedia/first_view.html
http://science.slashdot.org/article.pl?sid=07/12/10/2128214&from=rss
http://www.nasa.gov/mission_pages/aim/multimedia/first_view.html
http://science.slashdot.org/article.pl?sid=07/12/10/2128214&from=rss