Wireless Emergency Alerts (WEA)
US cell broadcast emergency alert system
Episodes
-
#3761: How Countries Warn Civilians of DangerFrom color codes to sirens: how the US, Israel, UK, and France tell civilians when danger is real. -
#134: The 90-Second Warning: Inside a Missile AlertDiscover the engineering behind missile detection, from space-based infrared sensors to the real-time alerts on your smartphone.