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A doomsday device is a hypothetical construction — usually a weapon or weapons system — which could destroy all life on a planet, particularly Earth, or destroy the planet itself, bringing "doomsday", a term used for the end of planet Earth.
Doomsday machine, hypothetical device that would automatically trigger the nuclear destruction of an aggressor country or the extinction of all life on Earth in the event of a nuclear attack on the country maintaining the device. The former type of device might automatically launch a large number.
- The Editors of Encyclopaedia Britannica
It's not that cobalt is fissioned by the bomb, but rather that the cobalt-59 tamper/jacket of the bomb (this is the only naturally occurring isotope of cobalt) is mostly transformed into radioactive cobalt-60 by neutron activation as it absorbs the massive neutron radiation from the bomb.
Sep 26, 2009 · RAZ: It was a system designed to unleash global nuclear Armageddon if Russia were attacked. Now, in 1964, that concept was a movie fantasy. What few knew until recently is that in 1984, the Soviet...
Apr 11, 2017 · In the event of a nuclear attack on a given country, a doomsday device is designed to launch a vigorous retaliatory nuclear strike on the attacker, regardless of whether or not anyone is...
Sep 21, 2009 · The technical name was Perimeter, but some called it Mertvaya Ruka, or . It was built 25 years ago and remained a closely guarded secret. With the demise of the USSR, word of the system did...
A doomsday device is a hypothetical construction — usually a weapon or weapons system — which could destroy all life on a planet, particularly Earth, or destroy the planet itself, bringing "doomsday", a term used for the end of planet Earth.
