Japan’s mega-quake that never was, and the danger of false alarms

A software error triggering a false magnitude 9.9 quake in Japan sparks fears that eroding public trust could cost lives in a ...

Is the Emergency Earthquake Early Warning a 'Boy Who Cried Wolf'? Reflections in the Classroom on the Day of a False Alarm

After an Emergency Earthquake Early Warning sounds, if no strong shaking occurs, we realize it was a false alarm.While some ...

[M9.9 was a false alarm] Why was the Earthquake Early Warning wrong? The cause revealed by the Japan Meteorological Agency and 5 things you should know

Hello! This is "Today's Discovery Note" 💙"A magnitude 9.9 massive earthquake has occurred!?"On October 16, 2026, such an Earthquake Early Warning was issued, becoming a major topic of ...