| Joseph John Thomson was born in Manchester, England and was the eldest son of a bookshop owner. |
| He showed great academic promise at an early age and was admitted to Owens College at the young age of 14.
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| In 1876 he entered Trinity College, University of Cambridge where he received his B.A in mathematics in 1880.J.j. thomson birth and death |
| He became a Fellow of Trinity College in 1881 and received his MA with honors there in 1883. |
| His Master's thesis, Treatise on the motion of vortex rings, described the mathematics of William Thomson's vortex theory of atoms.
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| He published several important papers on mathematical and experimental electromagnetism. |
| He theorized the electromagnetic mass of a charged particle and demonstrated that speed increased the mass of a charged particle.
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| On 12 June 1884 he was elected Fellow of the Royal Society and on December 22 of that year became Cavendish Professor of Physics at the University of Cambridge. |
In 1887 he mea
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