Selim Lemström

Karl Selim Lemström, was a Finnish geophysicist. Lemström is best known on his research of aurora borealis. He had several expeditions in Finnish Lapland and even tried to create an artificial northern lights in the laboratory. In 1870 Lemström studied the metric system in Paris and introduced the system to Finland. Since 1872 he was a professor in the University of Helsinki. Lemström has been described as the "forgotten pioneer of northern light studies," and some of his experiments have been compared with the ones made by Nikola Tesla.