Mr Tusk was not proposing a Polish nuclear bomb—at least not immediately ... Britain depends intimately on America for the design, manufacture and maintenance of nuclear weapons.

It was 12 September 1933. A little under 12 years later, the US dropped an atom bomb on Hiroshima, killing an estimated 135,000 people. The path from Szilard’s idea to its deadly realisation is ...

hoping the biopic of the scientist who led the development of the bomb will reinvigorate debate over nuclear weapons. “I don’t hold a grudge against Mr Oppenheimer himself or anything like that.

Proxima Fusion, a venture-capital-backed company working on making nuclear fusion a reality, has open-sourced its reactor design in a scientific journal this week. Although a highly technical ...