Devices designed to create extremely large explosions by exploiting nuclear processes within atoms. Fission devices use energy released by slitting large nuclei; fusion devices use the energy released by merging small nuclei. Many devices use fission to trigger fusion.

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What do we know about red mercury?

My friend, known as a liar, came to me two days ago and told stories about red mercury, something I never heard about. Could do magic, the pharaohs used it. 1 kg worth 30 million dollars, used in ...
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Is nuclear winter really a doomsday scenario like the media depicts it? [duplicate]

While a nuclear war will obviously cause significant environmental harm to the earth, after doing some research on the subject I'm starting to find facts that make me question whether it would ...
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80 views

Did Khamenei issue a fatwa banning development of nuclear weapons?

According to Obama: Iran’s Supreme Leader has issued a fatwa against the development of nuclear weapons. However, according to a Middle East Media Research Institute report entitled Renewed ...
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278 views

Was American intelligence caught by surprise by every nuclear test since 1949?

I read this over here. American intelligence has been caught by surprise by every successful test of a nuclear device since the Soviet Union in 1949. Is this correct?
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2k views

Was the US nuclear missle launch code set to 00000000 for 15 years of the cold war?

Drudge Report had a headline today that claim that the PAL security protocal was illegally bypassed from 1962 through 1977 by setting the launch code to 00000000 on all minutemen missles. To give ...
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455 views

Was Truman told that the first atom bomb was going to be used on a military target?

In his diary entry for July 25, 1945, US President Harry S. Truman wrote: This weapon is to be used against Japan between now and August 10th. I have told the Sec. of War, Mr. Stimson, to use it ...
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Is plutonium the most toxic substance known to man?

According to "The Myth of Plutonium Toxicity" by Bernard L. Cohen: Plutonium is constantly referred to by the news media as ``the most toxic substance known to man.'' Ralph Nader has said that ...
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Were the Japanese suing for peace prior to the bombings of Hiroshima and Nagasaki?

In the United States, it is a widely-held belief that an invasion of the Japanese main islands would have been necessary were it not for the use of atomic bombs (putting aside the question of whether ...
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577 views

Is a clean, well painted house more likely to survive a nuclear attack than a dirty, unkempt one?

This article links to a film that claims: a clean, nicely painted house is more likely to survive a nuclear attack than its dirty, run-down neighbors. Is there any truth to this claim, or were ...
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Does Israel have nuclear weapons?

According to Wikipedia's page on Israel and weapons of mass destructioni: Israel is widely believed to possess weapons of mass destruction, and to be one of four nuclear-armed countries not ...
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289 views

Was the 2003 Bam earthquake caused by nuclear testing?

From New earthquake hits Iran as Khatami denies Bam disaster caused by nuclear test Meanwhile, the Iranian President, Mohammad Khatami on Tuesady brushed aside rumors that a nuclear test in Bam ...
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335 views

Is it possible to stop a hurricane by nuking it?

To reduce tragedy, loss-of-life and, of course, disaster-relief costs, the idea of somehow stopping a hurricane has been around for some time now. One of many theories is that a nuke in the coldest ...
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Will the internet survive a major (nuclear) war, between regional or global powers? [closed]

In nearly all conflicts going on around the world today, access to the internet has become vital, and controversial. Thankfully, however none of them have seen the world wide web as a target, rather ...
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Could Iran produce a nuclear weapon in under a year if they wanted to?

For over 30 years, politicians from Israel and the US have said that "Iran will have a nuclear weapon in less than a year". [Christian Science Monitor timeline of these warnings] Some more examples: ...
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Did a nuclear blast devastate Port Chicago on July 17, 1944?

On July 17, 1944 at the Port Chicago naval base, near the San Francisco Bay area, an explosion of epic proportions occurred on a dock handling munitions. The Evening Independent, Jul 18, 1944, via ...
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373 views

Could a global nuclear war damage planet earth structurally in a significant way? [closed]

Assuming that a global nuclear war would mean use of the whole global nuclear arsenal, is it possible for a global nuclear war to release enough destructive energy to damage our planet in a ...
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Can cockroaches survive a nuclear war?

I am sure most people will have heard this claim in some form or another: Cockroaches are so resilient that they will survive the nuclear holocaust. source Is this true?
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918 views

Is there a Soviet doomsday device called “Perimeter” or “Dead Hand”?

I stumbled upon an article on wired.com which told details about an automatic nuclear retaliation system build by the soviets in the mid-eighties. This system is supposed to ensure destruction of the ...
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928 views

Did nuclear tests on the Marshall Islands cause increased cancer rates?

The Marshall Island have been the site for many nuclear tests by the United States. While it has a small population of around 69,000, they have benefitted by receiving around $759 million dollars in ...
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203 views

Are the computers connected to missile early warning systems limited by international treaty?

With reference to a question Are there still any companies/academic centers that use mainframes from 60s-70s? on Programmers stack exchange, I answered mentioning the following: When I was working ...
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Would the approach of destroying an asteroid in the film “Armageddon” prevent a global catastrophe?

In the 1998 film Armageddon a group of oil rig workers lead by Bruce Willis are tasked with preventing a large asteroid from colliding with the Earth and wiping out civilization. They succeed by ...
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Do we have enough nuclear weapons to wipe out all of humanity?

I have heard several claims that we have enough nuclear weapons to wipe out all of humanity, but has anyone actually done an exact calculation of whether we do? The claim includes: All of the ...