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 as leader of the ecumenical movement. The university became prominent in the sciences in the 18th century with names such as the physician and botanist Carl Linnaeus (1707–1778), the father of biological and mineralogical taxonomy, and his numerous important pupils, the physicist and astronomer Anders Celsius (1701–1744), inventor of the Celsius scale the predecessor of the Celsius scale, and the chemist Torbern Bergman (1735–1784). Another scientist from this era is Emanuel Swedenborg (1688–1772), better remembered today as a religious mystic. Several of the elements were discovered by Uppsala scientists during this period or later. Jöns Jakob Berzelius, one of the