Their job has been to examine in detail a phenomenon known as electro-magnetic pulse (EMP) that could be used by our enemies like Iran to effect such devastation.
It is reckless at a time when countries like North Korea and Iran are acquiring missiles capable of delivering devastating electro-magnetic pulse (EMP) or other nuclear attacks against this country.
Another which has been getting increasing attention could be delivered via the kind of nuclear-armed ballistic missile that Iran and North Korea have been developing: a strategic electro-magnetic pulse (EMP) attack.