A 13-year-old Olivehurst boy is pushing for expanded emergency warning systems in his community after a recently restored Cold War-era siren reignited conversations about disaster preparedness.

Denver’s outdoor warning sirens will sound for three minutes on Wednesday morning as officials test the city’s emergency ...

All 86 outdoor warning sirens will sound for about three minutes, and a test alert will be sent to cell phones within the ...

Ohio’s Blue Alert notification system asks the public for help when a law enforcement officer’s life is in danger.

Audibility varies by conditions; the manufacturer estimates up to about a 1-mile radius. Sirens activate via National Weather ...

A new flood warning siren system along the Guadalupe River is entering its final testing phase as Hill Country communities ...

Nine months after 13-year-old Mason Kearns died in Mount Airy flooding, the town is funding a new storm siren system.

Phones lit up across the London-Middlesex region on Saturday afternoon as Environment Canada issued a tornado warning. But ...

Cynthy Wu, Ruby Cruz, and Mireille Enos break down key moments in the episode.

Millions of phones just buzzed with a trial siren, but the paperwork for this 'instant' alert has been in the works since the ...

The sudden alert, accompanied by a loud, unusual ringtone and a red warning notification, caught many residents in Mumbai off ...