Communication Systems

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Chicago’s New 911 Dispatch Rollout Hits Conflicting Signals Over Readiness

City officials say a live-data simulation will begin to test a modern dispatch system.

Alabama Activates Statewide Emergency Alert System

Milwaukee County Sirens Failed During Storms After Radio Communication Fault

Sophie Adenot to Conduct Her First Spacewalk on 18 August

Odisha Adopts Blueprint to Modernize Coastal Early‑Warning Network

Taiwan to Rehearse Wartime Arms Relocation, Factory Mobilization and Network Throttling in Han Kuang

AusAlert Test Declared Successful Despite Reports of Missed Alerts

Nationwide AusAlert Test Set for July 27 Raises Safety and Coverage Concerns

Germany's Rail Network Halted by Nationwide GSM‑R Outage

Germany’s Rail Network Halted by Nationwide GSM‑R Radio Failure

Deutsche Bahn Halted Nationwide Train Services After GSM‑R Radio Failure

Germany Halts All Trains After National Railway Radio System Fails

Australia Begins Local Trials of AusAlert Emergency Warning System

NDMA Suspends India’s Cell Broadcast Emergency Alert Service

Dutch Government Keeps Luchtalarm and Will Build Modern, Nationwide Siren Network

NL-Alert Test Scheduled for Monday at Noon

Home Front Command Begins Pre-Alerts for Launches From Lebanon

Netherlands to Retire Nationwide Sirens in 2028 After Funding Shortfall

Radio Link Failure Slows Trains Nationwide Before Services Recover

Palm Beach County Rolls Out Real-Time Alerts for Houses of Worship