Celsius Celsius The Celsius scale, also known as the centigrade scale, is a temperature scale used by the International System of Units (SI). As an SI derived unit, it is used by all countries except the United States, the Bahamas, Belize, the Cayman Islands and Liberia. It is named after the Swedish astronomer Anders Celsius (1701–1744), who developed a similar temperature scale. The degree Celsius (°C) can refer to a specific temperature on the Celsius scale or a unit to indicate a difference between two temperatures or an uncertainty. Before being renamed to honor Anders Celsius in 1948, the unit was
Uppsala University the previous century, but eventually a larger emphasis on sciences and practically useful knowledge developed. The innovative mathematician and physicist Samuel Klingenstierna (1698–1765) was made a professor in 1728, the physicist and astronomer Anders Celsius in 1729, and Carl Linnaeus was made professor of Medicine with Botany in 1741. The university was not immune to the parliamentary struggle between the parties known as the "Hats" and the "Caps", with the former having a preference for hard sciences and practical knowledge. The Hat government then in power established a chair in economics ("Œconomia publica") in 1741 and called Anders Berch as