the.com/kelvin
the only temperature scale that starts at the absolute end of motion.
degree dropOfficially just kelvins, never degrees Kelvin
zero point0 K is minus 273.15 Celsius, all motion stilled
named forLord Kelvin, born plain William Thomson
redefinedSince 2019, defined by the Boltzmann constant
unreachableAbsolute zero can be approached but never touched