In 1939 Nazi Germany debuted the “lightning war,” or blitzkrieg, in Poland. This deadly military offensive involved mounting a burst of firepower-heavy attacks to cause confusion and break through an ...

IN the course of the discussion which took place in your columns during the winter of 1894–5 on tne kinetic theory of gases, emphasis was rightly laid on the difficulty of reconciling the law of ...

THERE are probably few mathematicians who can follow the long and difficult investigations by which it has been attempted to dispense with the second law, and to represent thermodynamical properties ...