Other
History of Astronomy in Uppsala: Anders Celsius
A lengthy account of the life and work of Anders Celsius. Describes his studies of astronomy and his development of the Celsius temperature scale.
University of Oregon
University of Oregon: Temperature Scales
This site from the University of Oregon provides information on the three temperature scales in use today--Farenheit, Celsius, and Kelvin. Historical information is given on the discovery of the scales along with information on the...
New York University
New York University: Measurement of Energy
Provides information about the distinction between heat and temperature, and allows you to check your understanding through exercises. The Kelvin, Fahrenheit, and Celsius temperatures are compared and discussed.
Other
Boiling and Freezing Point
This site provides an explanation behind why the boiling and freezing points for the Celsius, Kelvin, and Fahrenheit scales were chosen.
USA Today
Usa Today: Converting Between Temperature Scales
A chart that will help you quickly make rough conversions between the Fahrenheit and Celsius temperature scales. It also contains formulas to make more exact conversions.
US Energy Information Administration
U.s. Eia Energy Kids: Famous People: A. Celsius
Brief biographical sketch of Anders Celsius, the Swedish scientist who developed the widely used Celsius scale for measuring temperature.
Other
Accurate Conversion of Temperature
This site provides information on the two simple ways to convert Celsius to Fahrenheit and vice versa.