Paul Singer: This threat is 'head-and-shoulders' above all others

Lawrence Delevingne cnbc.com Billionaire hedge fund manager Paul Singer has issued an unusual warning for investors, calling the threat of a widespread blackout from an electromagnetic surge the "most significant danger" in the world. Called an "electromagnetic pulse" or EMP, the events can occur naturally from solar storms or artificially from a high-altitude explosion of nuclear weapons. to read more: cnbc.com