For four years, James Chadwick was a prisoner of war in Germany ... could be a particle with mass but no charge. He called it a neutron, and imagined it as a paired proton and electron.

For four years, James Chadwick was a prisoner of war in Germany ... could be a particle with mass but no charge. He called it a neutron, and imagined it as a paired proton and electron.

James Chadwick's school in Cheshire now has a blue ... Chadwick proved the existence of the neutron in the early 1930s after some speculative - or "quite silly" as he called it - experiments ...

Rosie de Laune and colleagues from ISIS examine the complex science and history behind the technique, and highlight some of the key research that has been performed at the facility over the last 40 ...

Prof Val Gibson tells Melvyn Bragg about the device used in the discovery of the neutron. When later interviewed for the New York Times, Chadwick said ... a passage in James Joyce’s Finnegans ...