The DEFCON Warning System™

Ongoing GeoIntel and Analysis in the theater of nuclear war. DEFCON Level assessment issued for public notification. Established 1984.

United States

Dubious claim of week: Air Force’s “EMP missile” could disable N. Korean ICBMs

On Monday, NBC Nightly News broadcast a report claiming that White House officials had discussed using an experimental weapon to disrupt or

Sobering Film on Nuclear Attack Shows Need for More Nuclear Defense Spending

The Heritage Foundation’s documentary “33 Minutes” may not be the most cheerful holiday season film, but its warning to the American public

Can the world’s mightiest naval fleet survive the perfect storm?

It was a once-in-a-decade display of American firepower. Three US Navy aircraft carriers — the largest, most sophisticated warships in history —

This is the apocalypse North Korea wants to unleash

It wouldn’t happen overnight. But it could happen. A new report to the US Congress warns one or two nuclear weapons detonated

U.S. reaches compliance with Russia nuke treaty

A State Department report shows the United States is in compliance with the New START treaty with Russia that limits nuclear warheads

What to do in a nuclear explosion? Ventura County has a plan

If North Korea fires nuclear missiles at Los Angeles, Dr. Robert Levin might seek protection from fallout by wedging himself into the crawl

California Is Already Preparing for a North Korean Nuclear Attack

With U.S. President Donald Trump and North Korean leader Kim Jong Un trading insults and threatening war, California officials are taking the

‘How do we survive?’: fearful Californians prepare for nuclear attack

Hal Kempfer, a noted international security expert, is getting a roomful of California public health officials and emergency responders to think about

Talk of Preventive War Rises in White House Over North Korea

Not since 2002, as the United States built a case for war in Iraq, has there been so much debate inside the

U.S. missile defense plans to zap North Korean threats

North Korea’s rapid march to develop a nuclear-armed ballistic missile capable of striking the United States has spurred the U.S. military and Congress

White House knocks defense bill’s Crimea, INF Treaty provisions

The Trump administration on Wednesday took issue with a number of provisions in the House version of the annual defense policy bill,

U.S. missile shield not yet ready for North Korean nukes

Tens of billions of dollars spent over three decades have still left the Pentagon with no reliable way to shoot down nuclear-tipped