Have a look at www.world-nuclear.org
Nuclear energy is found everywhere in the world and is used for powering many things, like homes, and businesses. Mostly it is found in the eastern part of the US.
The only form of nuclear energy currently used in the US, or anywhere in the world for that matter, to produce electricity is nuclear fission. There are ongoing experiments to attempt to use nuclear fusion, but the technological problems with that have not paid off yet.
Nothing, it is being widely used. 104 operating reactors in the US alone
There are 104 operating nuclear reactors in the US and at least 400 world wide.
tactical nuclear weapons
The only time the US ever used Atomic Bombs was during World War 2 when the first atomic bombs were used. Nowadays, the atomic bombs are kept underground. Nuclear missiles are ready to use in the case of a nuclear warhead being launched at the US by an enemy or unknown foe. There have been thousands of nuclear warheads disabled since the Cold War ended.
In the US, about 20 percent of electricity
The US possesses around 45% of the world's nuclear weapons.
Nuclear, plane, land, and sea bombs.
yes, 2 by the US on Japan to end the war.
In the US, about 20 percent of total electicity. Worldwide it is about 16 percent
There are 104 operating power reactors in the US, and over 400 world-wide