As the sun awakens, the power grid stands vulnerable - The Washington Post

As the sun awakens, the power grid stands vulnerable - The Washington Post: "The sun is waking up. And on June 7, it woke up Michael Hesse. At 5:49 a.m., the solar scientist received an alert on his smartphone. NASA spacecraft had seen a burst of X-rays spinning out from a sunspot. The burst was a solar flare — and a “notably large one” at that, Hesse said later."

More Here:  http://www.spacedaily.com/reports/Getting_Ready_for_the_Next_Big_Solar_Storm_999.html