Overview of EMP/CME by National Geographic: http://channel.nationalgeographic.com/series/explorer/4821/Overview
The full 41min video from June 2010:http://video.nationalgeographic.com/video/player/national-geographic-channel/shows/explorer-1/ngc-electronic-armageddon-1.html
Recent news article:North Korea Tests Super-EMP Nuke Homeland Security NTARC News | 6/16/2011
Gary Samore, a top Obama administration national security official, warned of new sanctions if North Korea conducted a third round of nuclear tests on Monday, as reports surfaced that North Korea has miniaturized its nuclear warheads so they can be delivered by ballistic missile.
North Korea’s last round of tests, conducted in May 2009, appear to have included a “super-EMP” weapon, capable of emitting enough gamma rays to disable the electric power grid across most of the lower 48 states, says Dr. Peter Vincent Pry, a former CIA nuclear weapons analyst and president of EMPact America, a citizens lobbying group.
Recent News on Solar Flares:http://news.nationalgeographic.com/news/2011/06/110608-solar-flare-sun-science-space/
Dave Mosher for National Geographic News Published June 8, 2011
A mushroom of cooled plasma popped like a pimple and rained onto the surface of the sun yesterday—shooting perhaps the largest amount of solar material into space ever seen, scientists say.