For four years, James Chadwick was a prisoner of war in Germany. When World War I ended, he returned to his native England to rejoin the mentor of his undergraduate days, Ernest Rutherford. Now head ...

Click to open image viewer. Replicas of Cavendish Lab. Apparatus (5, l. to r.); obj. ID no. EM.N-08013-A Thompson's cathode ray tube #2, EM.318206 Thompson's cathode ray tube #3, EM.N-08019 Rutherford ...

There's more than one way to get your hands on a Nobel gold medal. The 1935 Nobel Prize in Physics awarded to English physicist James Chadwick for his discovery of the neutron will be offered this ...

There most probably is a neutron, smallest bit, last resolvable particle of Matter. Last Summer when Dr. W. Pauli of Zurich propounded the idea at Pasadena, the fact was less certain (TIME, June 29).