Add Yahoo as a preferred source to see more of our stories on Google. Atomic bombs work via a process called nuclear fission that involves atom splitting. Shortly after scientists discovered nuclear ...

Nuclear weapons exploit the explosive release of nuclear energy from an exponentially growing chain reaction sustained by fissions triggered by “fast” neutrons (i.e., neutrons of energy in the ...

Nuclear fission is a powerful phenomenon. When the conditions are right, atomic nuclei split, releasing neutrons that then split other nuclei in an ongoing chain reaction that releases enormous ...

A pivotal scene in the explosive hit biopic and Best Picture winner, "Oppenheimer," involves America's top scientists discussing whether or not to develop an even more potent nuclear weapon — the ...

The Earth exploded into the nuclear age on 16 July 1945. On that day, the US tested a completely new type of weapon in the New Mexico desert. Crafted from a tennis-ball-sized plutonium sphere, the ...