The DEFCON Warning System™

The World’s Only Public Nuclear Threat Advisory System. Independent, real-time analysis of global nuclear tensions. Since 1984.

United States

United States has gutted programs aimed at detecting weapons of mass destruction

The Trump administration has quietly dismantled or cut back multiple programs that were created after the Sept. 11, 2001, attacks to help

California’s nuclear power plants built in close proximity to the San Andreas fault, setting up catastrophic “Fukushima” event for the West Coast

A Natural News investigation into the geolocation of nuclear power facilities in California reveals that five nuclear facilities were built in close

Thinking About Space Deterrence and China

U.S. space systems are the backbone of the U.S. economy and national security. Chinese counter-space weapon developments promise to make the satellite

Blast from the past: The Pentagon’s updated war plan for tactical nukes

The first sign of a 21st Century nuclear war might be command post sensors lighting up and aircraft radios buzzing as pilots

VR Nuclear War Training

The Defense Threat Reduction Agency looks to virtual reality to simulate radiological threats. The United States Department of Defense is considering spending

Don’t Delay GBSD ICBMs; It’s Too Risky

The Air Force will soon request industry proposals to develop and build the Ground Based Strategic Deterrent (GBSD), the nation’s next Intercontinental

At the G20, Trump Should Be Wary of China’s North Korean Designs

While Donald Trump is in Asia, Japanese and South Korean leaders will no doubt seek clarity on his views about alliance responsibilities

One-third of Americans would support a preemptive nuclear strike on North Korea, researchers say

More than a third of Americans would support a preemptive nuclear strike on North Korea if that country tested a long-range missile

North Korea Knows that Donald Trump Is a Temporary Problem

resident Donald Trump has stepped back from conflict with Iran for the moment. He made a last-minute decision to abort airstrikes, which

U.S. government rejects call to disclose size of nuclear arsenal

The administration of U.S. President Donald Trump has rejected a request from the Federation of American Scientists (FAS) to disclose the number

Russia warns of another Cuban Missile Crisis

Russia’s Deputy Foreign Minister Sergei Ryabkov warned that the deployment of U.S. land-based missile systems near Russia’s borders were comparable to the

Question Asked: Could the U.S. Navy Destroy North Korea In a War?

Corbett observes that a navy can apply pressure on a foe’s “national life” from day one of a conflict. Over time, he