But what really cemented Celsius’s place in the scientific world was its adoption by Lord Kelvin – aka the guy who gave us, well, Kelvin: the scale that starts at absolute zero and increases ...

The most common example of a superfluid is helium-4, which demonstrates this behavior when cooled below 2.17 Kelvin (-270.98 ...

The entire scientific world (the U.S. included) measures temperature using the Celsius scale and thermodynamic temperature using the kelvin scale, which is just the Celsius scale shifted downwards ...

Building a thermometer is a matter of precise technology—putting just the right amount of mercury into a specially designed glass tube, for instance—but determining which numbers to use on the ...