![](https://www.mpe.co.uk/wp-content/uploads/2012/11/Destructive-high-density-electrical-field-radiated-by-a-HEMP-eventB-136x140.jpg)
‘Nuclear threat’ to power grids
Scientists have warned that Iran and North Korea could produce a weapon capable of paralysing Western electricity grids for months or years.
Scientists have warned that Iran and North Korea could produce a weapon capable of paralysing Western electricity grids for months or years.