And so it was that, in 1922, when Niels Bohr visited the small ... Heisenberg did visit Bohr, two years later, and the two engaged in deep discussions about the challenges facing atomic theory. Bohr’s ...

To clarify, this is not a thermonuclear bomb (which uses nuclear fusion). Traditional hydrogen bombs work through nuclear fusion, a process where atomic nuclei combine under intense pressure to ...

Kayoko Mori, an 82-year-old Catholic atomic bomb survivor who also met the pope in Hiroshima, said, "Seeing him call for the abolition of nuclear weapons made me feel deeply that he was on our side. I ...

Iran "is not far" from developing an atomic bomb, the head of the UN nuclear watchdog said in an interview with Le Monde published on Wednesday, just hours before his visit to Tehran. Rafael ...