Book review: 'The Seven Measures of the World' by Piero Martin
The Seven Measures of the World (Yale University Press, £18.99, ISBN: 9780300266276) is a guide to the natural world through seven units of measurement: the metre, the second, the kilogram, the kelvin, the ampere, the mole, and the candela. With these seven measurements, Martin argues, we can understand the universe. The book begins with a sketch of a moment from our recent history: 1960. Elvis was at the top of the charts, the Beatles had just formed, and, at the 11th General Conference of Weights and Measures, the SI system of measurements was adopted: “At last humanity had a coherent architecture for measurement, whose seven basic units defined a complete and universal language for measuring not only our own small world but all of nature, from the most obscure subatomic recesses to the…