Infographic: ElectricityA visual cheat sheet about electrical physics, containing the most important formulas of current and Ohm’s law expressed through an impossible water circuit analogy.(by Pierluigi Scotolati)
25 escaliers design à dévorer des yeux ! De quoi vous donner des idées pour chez vous !
Ten Equations that changed the world. (You once told me that some day you wanted me to tell you all about science and engineering. How long have you got? It's all so fascinating and we take it too much for granted.