Then last year, India and Pakistan went ahead and exploded a series of nuclear bombs.
International attention was riveted on Kashmir last May after India and Pakistan both set off nuclear bombs.
And the United States, which is working on new bunker-busting nuclear bombs, wants sanctions against North Korea and Iran.
Sci-fi writers of the 1930s described moonshots and nuclear bombs, and Arthur C.
As with nuclear bombs, the existence of cyber-weapons does not in itself mean they are about to be used.
It is easy to say that terrorists should not obtain nuclear bombs, and the meeting produced no binding accords.
Like his predecessors, Mr Bush is not promising to use America's nuclear bombs against them, just refusing to rule it out.
U.S. officials have decided that cyber-weapons are akin to nuclear bombs, so destructive that only the American president can let them loose.
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Hitting the earth at 28, 000 mph an asteroid the size and mass of Apophis would pack the energy of 58, 000 Hiroshima nuclear bombs.
Aboveground testing of nuclear bombs in the 1950s and early 1960s created elevated levels of radioactive carbon that soon became incorporated into all living things.
In a speech at West Point, he argued that the cold-war doctrines of containment and deterrence could not work against terrorists or dictators with nuclear bombs.
In a carefully worded statement issued after its default last year, Essar blamed its troubles on the economic sanctions imposed on India after it had tested nuclear bombs in 1998.
One potential issue could be some sort of alien defensive system that neutralizes nuclear bombs, although if the aliens can deactivate nukes, they should have no problems deactivating those Xcom commandos boarding their ship.
KEDO, the organisation responsible for building two nuclear reactors and making interim deliveries of fuel oil in return for a freeze on the North's production of plutonium, from which nuclear bombs can be made.
The letter was drafted by Hans Bethe, who headed the group that designed the world's first nuclear bombs and who has served as a senior adviser to previous presidents on nuclear and anti-ballistic missile issues.
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More recently, a meteor exploded over the steppes of southwestern Russia on February 15, a blast that scientists at Canada's University of Western Ontario estimated had the energy of about 30 early nuclear bombs.
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Originally designed to speed nuclear bombs into Cold War Russia, the B-1 was retooled to become a long-range bomber able to carry more conventional bombs, allowing it to hit more targets over a wider area.
This is the stuff that atomic bombs and nuclear reactor fuel are made from.
Friedman said one review his office conducted last year turned up backlogs in flight and laboratory test schedules for five of nine nuclear missile warheads and bombs in the operational stockpile.
India and Pakistan declared themselves nuclear weapon states when they tested atomic bombs in 1998.
Bush personally rejected repeated Israeli requests to purchase refueling aircraft and bunker buster bombs necessary for attacking Iran's hardened nuclear facilities.
Second, although Russian strategic warheads are well-guarded, large numbers of small tactical nuclear warheads and huge amounts of fissionable material usable for bombs are not, and these create a serious stockpile security problem.
The tension this year goes well beyond such symbolic spats: Mr Ahmadinejad's Iran is in defiance of multiple Security Council resolutions calling on it to cease uranium enrichment and other nuclear activities until it can convince the world it is not aiming at making bombs.
Atomic bombs were perfected and first tested in New Mexico, so the word nuclear probably didn't generate the same hysteria here it did elsewhere.
One might be an Iranian decision to expel nuclear inspectors or withdraw from the NPT, as North Korea did in 2003 before making and testing atomic bombs.
When bombs fell on Pearl Harbor, when an Iron Curtain fell over Europe, when the threat of nuclear war loomed just 90 miles from this city, when a brilliant September morning was darkened by terror -- in none of those instances did we falter.
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