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  2. Nuclear detonation detection system - Wikipedia

    en.wikipedia.org/wiki/Nuclear_detonation...

    A nuclear detonation detection system (NDDS) is a device or a series of devices that are able to indicate, and pinpoint a nuclear explosion has occurred as well as the direction of the explosion. The main purpose of these devices or systems was to verify compliance of countries that signed nuclear treaties such as the Partial Test Ban treaty of ...

  3. Vela (satellite) - Wikipedia

    en.wikipedia.org/wiki/Vela_(satellite)

    In the 1970s, the nuclear detection mission was taken over by the Defense Support Program (DSP) satellites. In the late 1980s, it was augmented by the Navstar Global Positioning System (GPS) satellites. The program is now called the Integrated Operational NuDet (Nuclear Detonation) Detection System .

  4. GPS Block IIIF - Wikipedia

    en.wikipedia.org/wiki/GPS_Block_IIIF

    Block IIIF satellites host a redesigned U.S. Nuclear Detonation Detection System (USNDS) capability that is both smaller and lighter than previous systems. [ 11 ] The USNDS is a worldwide system of space-based sensors and ground processing equipment designed to detect, identify, locate, characterize, and report nuclear detonations in the Earth ...

  5. Vela incident - Wikipedia

    en.wikipedia.org/wiki/Vela_Incident

    Acoustic data of the Sound Surveillance System (SOSUS), established by the United States to detect Soviet submarines, and the Missile Impact Locating System (MILS), designed to detect missile nose cone impact locations of test missiles in the Atlantic and Pacific test ranges, were searched in an effort to gain more knowledge on the possibility ...

  6. Bhangmeter - Wikipedia

    en.wikipedia.org/wiki/Bhangmeter

    The name of the detector is a pun [3] which was bestowed upon it by Fred Reines, one of the scientists working on the project.The name is derived from the Hindi word "bhang", a locally grown variety of cannabis which is smoked or drunk to induce intoxicating effects, the joke being that one would have to be on drugs to believe the bhangmeter detectors would work properly.

  7. If a nuclear bomb goes off, this is the most important thing ...

    www.aol.com/article/news/2017/08/10/if-a-nuclear...

    The Cold War ended in 1991, but the looming threat of nuclear attack lives on with more than 14,900 nuclear weapons wielded by nine nations.. A terrorist-caused nuclear detonation is one of 15 ...

  8. Underground nuclear weapons testing - Wikipedia

    en.wikipedia.org/wiki/Underground_nuclear...

    In the late 1940s, the United States began to develop the capability to detect atmospheric testing using air sampling; this system was able to detect the first Soviet test in 1949. [30] Over the next decade, this system was improved, and a network of seismic monitoring stations was established to detect underground tests. [ 30 ]

  9. Today in History: Nevada is site of first-ever underground ...

    www.aol.com/news/2015-09-19-today-in-history...

    On this day in 1957, the first underground nuclear test was carried out at the Nevada Test Site, a 1,375 square-mile research center located 65 miles away from Las Vegas.The 1,7 kiloton nuclear ...