3-D Earth model more accurately pinpoints explosions

During the Cold War, U.S. and international monitoring agencies could detect nuclear tests and measure their size. Today, they seek to pinpoint much smaller explosives tests. Under the sponsorship of the National Nuclear ...

Germany ends Cold War spying pact with US, Britain (Update 2)

Germany canceled a Cold War-era surveillance pact with the United States and Britain on Friday in response to revelations by National Security Agency leaker Edward Snowden about those countries' alleged electronic eavesdropping ...

Heed old shelter signs? If nuke is REALLY coming, maybe not

A generation of Americans knew just what to do in the event of a nuclear attackā€”or during a major false alarm, like the one over the weekend in Hawaii. Take cover in a building bearing a yellow fallout shelter symbol.

Remembering the Vela incident

Thirty-six years ago today, a strange event was detected over the Southern Indian Ocean that remains controversial. On September 22nd, 1979, an American Vela Hotel satellite detected an atmospheric explosion over the southern ...

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