A nationwide test of emergency alert systems is scheduled for early October. Although it is only a routine test of systems designed to inform the public about incoming threats, the alerts can still be a bit jarring. To ease your anxieties about ...

Your electronic devices may have alarmed you on Wednesday — and there's a reason for that. A nationwide test of the federal emergency alert system started broadcasting just before 2:20 p.m. EDT to cellphones, televisions and radios across the United States.

Is the test a test? Conspiracy theorists are flooding social networks ahead of the Federal Emergency Management Agency testing its blaring Emergency Alert System and Wireless Emergency Alerts on Wednesday afternoon. The routine event — which will reach ...

Russia has test-fired nuclear-capable Burevestnik cruise missile, which President Vladimir Putin says can evade "any defence system". Also known as Storm Petrel, the Burevestnik is being seen as Moscow's answer to Washington amidst escalating tensions over Ukraine.

An incredible image buried deep in an annual military report released last month shows the U.S. Navy test-firing a high-powered laser weapon at a drone target from one of its warships. The photo of the laser weapon in action was published in in January as ...