Back 1842 en science French 1842 במדע HE 1842 a tudományban Hungarian Науката во 1842 година Macedonian Vitskap i 1842 NN Vitenskapsåret 1842 NB 1842 na ciência Portuguese 1842 год в науке Russian Vetenskapsåret 1842 Swedish 1842 nî kho-ha̍k ZH-MIN-NAN
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| 1842 in science |
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| Fields |
| Technology |
| Social sciences |
| Paleontology |
| Extraterrestrial environment |
| Terrestrial environment |
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The year 1842 in science and technology involved some significant events, listed below.