But Chadwick's origins 20 miles away never indicated what he would later achieve. "He was not from any kind of wealthy background," says Dr James Sumner, a historian of technology at the ...

1932: English physicist James Chadwick publishes a letter on the existence of the neutron. His discovery helps clear the way for splitting the nuclei of even the heaviest atomic elements, making ...

Nobel winner James Chadwick discovered the neutron years before joining Robert Oppenheimer's team.

James Chadwick's school in Cheshire now has a blue plaque in tribute to him. Before his tenure at Los Alamos, Chadwick's career had developed in Manchester, ...

Image caption, James Chadwick died at the age of 82 Chadwick believed British participation was "helpful", even though "perhaps we had not many contributions to make".