Two physicists at the University of Stuttgart have proven that the Carnot principle, a central law of thermodynamics, does ...
According to the researchers, Carnot determined the maximum efficiency of heat engines. He developed his principle, the ...
Happiness is an electrifying and elusive state. Philosophers, theologians, psychologists, and even economists have long sought to define it. And since the 1990s, a whole branch of psychology—positive ...