IN NATURE of July 19 a review entitled “Discursive Meteorology”, meaning as I think ‘discursive physics’, asks a question to which I ought if possible to find an answer. The reviewer writes: “Some of ...

Absolute zero, the temperature at which all atomic and molecular motion stops, is much colder than anything ever experienced by people here on earth. Illustration by Traci Daberko When a cold snap ...

The Kelvin (K), named after British physicist William Thomson (Lord Kelvin), is the thermodynamic temperature unit in the International System of Units (SI). It is derived from the third law of ...

IN several papers published between 1848 and 1854, Lord Kelvin 1 proposed the establishment of an absolute scale of temperature, based on Carnot's principle and “quite independent of the physical ...