Back 1820 en science French 1820 במדע HE Znanost u 1820. Croatian 1820 a tudományban Hungarian Науката во 1820 година Macedonian Vitskap i 1820 NN Vitenskapsåret 1820 NB 1820 na ciência Portuguese 1820 год в науке Russian Vetenskapsåret 1820 Swedish
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| 1820 in science |
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| Fields |
| Technology |
| Social sciences |
| Paleontology |
| Extraterrestrial environment |
| Terrestrial environment |
| Other/related |
The year 1820 in science and technology involved some significant events, listed below.
