Bøger af Jeffrey Huw Williams

Up until the mid-1920s, many physicists did not believe in the reality of molecules. Indeed, it was not until after the physics community had accepted Ernest Rutherford's 1913 solar-system-like model of the atom that physicists started to take seriously the necessity of explaining the chemical changes that chemists had been observing.

Weights and measures form an essential part of our ingrained view of the world. It is just about impossible to function effectively without some internalized system of measurement. This volume outlines a history of the science of measurement, and the origin of the International System of Units (SI).