The introduction of non-artistic materials and techniques in Cubism is not a complete invention, contrary to what the traditional historiography of this artistic movement would want to make us think. Contemporary do-it-yourself practices – amateur handicraft – with which Georges Braque and Pablo Picasso had been in contact while living in the workingclass neighborhood of Montmartre, have encour...

Dédiée aux sciences de l'atmosphère, au climat et à d'autres domaines connexes, tels que l'océanographie ou la glaciologie, La Météorologie, révisée par des pairs publiée en français, s'adresse professionnels météo du climat, enseignants, étudiants, amateurs utilisateurs. Météorologie a succédé 1925 l'Annuaire Société météorologique France (1852-1924) qui avait lui-même (1849-1851).

Dédiée aux sciences de l'atmosphère, au climat et à d'autres domaines connexes, tels que l'océanographie ou la glaciologie, La Météorologie, révisée par des pairs publiée en français, s'adresse professionnels météo du climat, enseignants, étudiants, amateurs utilisateurs. Météorologie a succédé 1925 l'Annuaire Société météorologique France (1852-1924) qui avait lui-même (1849-1851).

A man walks along the inside of a circle of chess tables, glancing at each for two or three seconds before making his move. On the outer rim, dozens of amateurs sit pondering their replies until he completes the circuit. The year is 1909, the man is José Raúl Capablanca of Cuba, and the result is a whitewash: 28 wins in as many games. The exhibition was part of a tour in which Capablanca won 16...

It is difficult to improve something unless we are able to measure it. Measurement of noise in receivers does not seem to be clearly understood by many amateurs, so I will attempt to explain the concepts and clarify the techniques, and to descrive the standard “measure of merit” for receiver noise performance: “noise figure.” Most important, I will describe how to build your own noise generator...

A man walks along the inside of a circle of chess tables, glancing at each for two or three seconds before making his move. On the outer rim, dozens of amateurs sit pondering their replies until he completes the circuit. The year is 1909, the man is José Raúl Capablanca of Cuba, and the result is a whitewash: 28 wins in as many games. The exhibition was part of a tour in which Capablanca won 16...