Illustration shows how pulses from a high-altitude electromagnetic pulse attack would affect equipment on earth.
Electric Power Research Institute

Updated 8:58 a.m.

A new utility industry study out Tuesday says an electromagnetic pulse triggered by a high-altitude nuclear explosion would threaten the nation's electric grid, but might not bring the kind of widespread and prolonged power outages sometimes predicted.

TW Buckner https://creativecommons.org/licenses/by/2.0/ / Flickr

UNC Charlotte is getting money from the U.S. Department of Energy to update its engineering program in an effort to help modernize the power grid.

The five-year project is in collaboration with three other universities.