What is an EMP Electromagnetic Pulse?

Did You Know About the Power of an EMP? An EMP, or Electromagnetic Pulse, is a real phenomenon with potentially massive implications. EMPs can severely damage or completely destroy electronic devices, especially those integral to our daily lives like computers, smartphones, and even the servers that keep the internet running. Imagine the scale of disruption if this were to happen broadly. The sources of EMPs vary: they can be triggered by a high-altitude nuclear explosion, non-nuclear devices wi