The American reaction to an attack is classified, but details made public paint a harrowing picture.

The Delaware Emergency Managament Agency will test local emergency sirens and the Emergency Alert System in July. What you need to know ...

The Delaware Emergency Managament Agency will test local emergency sirens and the Emergency Alert System in July. What you need to know ...

At 3 p.m. local time on September 7, 85 million UK phones will blare a siren as part of a nationwide emergency alert test to prepare for future crises.

As fears mount over the potential of WW3, the UK will test its emergency alarm system for the first time in two years.

With fears of World War 3 mounting, a nuclear attack survival guide has been released detailing what you should do in the first 10 minutes after a nuclear bomb has gone off ...

The US government agency in charge of designing and maintaining nuclear weapons was among those breached by a hack of ...

Unknown threat actors have reportedly breached the National Nuclear Security Administration's (NNSA) network in attacks ...

The US agency responsible for maintaining and designing the nation’s cache of nuclear weapons was among those breached by a ...

Emergency alert systems "constantly changing & evolving" When disasters strike, timing is everything -- from weather forecasts to warnings for those in the path of danger.

The International Atomic Energy Agency (IAEA) and Romania will launch tomorrow, 24 June, the world’s largest and most complex international nuclear emergency exercise, simulating a severe accident at ...

The Israeli and U.S. attacks on Iran show exactly why a South Korean nuclear program would be a dangerous pursuit.