On Friday, the South Korea's state-run Institute of Foreign Affairs and National Security said in a report posted on its website that the North might conduct a third nuclear test next year as it needs to refine its plutonium bomb
Nagasaki was devastated by a plutonium bomb
nicknamed "Fat Man", which claimed tens of thousands of lives instantly or days later due to burns and radiation sickness.
The origins of the plutonium bomb
in the core of the B Reactor.
The series of processes that turn raw uranium ore into uranium or plutonium fuel (uranium or plutonium bomb
pits) is known as the nuclear fuel cycle.
The= project succeeded in developing and testing the world's first atomic bomb,= and detonated two nuclear weapons in August 1945: an enriched uranium bomb= that was dropped on Hiroshima, Japan, and a plutonium bomb
that detonated = over Nagasaki, Japan.
Experts believe that the one or two atomic bombs developed earlier likely are similar to the large-size plutonium bomb
dropped by the United States on Nagasaki in August 1945.
It was learned that Germany had not made the atom bomb, while the United States would soon have both an enriched uranium and a plutonium bomb
. Szilard's new fear was that the bomb would be used against Japan with unacceptable civilian death and destruction, to be followed by a nuclear arms race that would threaten civilization.
Is Iran trying to build a plutonium bomb
? To do so they would need a functional reactor, which at present they do not have.
A siren wailed and a bronze bell rang as Nagasaki marked the moment 60 years ago when an American plane appeared in its skies and dropped the 'Fat Man' plutonium bomb
, killing 80,000 people and sealing Japan's World War II defeat.
9, testing a plutonium bomb
on the residents of Nagasaki.
Chief Cabinet Secretary Hiroyuki Hosoda, speaking of North Korea's nuclear-weapons program, said the country ''has already produced'' a plutonium bomb
of the same type as the one dropped over Nagasaki.
To build a plutonium bomb
large enough to kill 100,000 people, all that is needed is a chunk the size of a baseball and a little knowledge.