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In 1803 Richard Trevithick built the first steam locomotive.
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In 1827 Robert Brown discovered "Brownian motion".
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In 1859 Charles Darwin published the theory of evolution.
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In 1873, James Maxwell created the electromagnetic theory, which united the previously disparate information about light, electricity, magnetic phenomena.
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In 1897 Joseph Thomson discovered the electron.
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In 1932 James Chadwick discovered the neutron - a neutral particle that came along with the protons in the nucleus of an atom and has played such an important role in creating ways of using nuclear energy.
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.