An errant Emergency Broadcast System transmission made television watchers and radio listeners worry about the threat of nuclear war on Feb. 20, 1971.

To do so is to risk one’s life when raising the alarm about a real emergency that may go duly ... like incoming nuclear weapons, tornadoes, and earthquakes. We’ve built systems to warn us ...

Instead, we worry about bigger threats, like incoming nuclear ... The Emergency Alert System is Not To Be Trifled With The Emergency Alert System (EAS) is a nationwide emergency broadcasting ...