Can quantum systems become more disordered, as thermodynamics would predict? Yes, they can – if a proper definition of “entropy” is used. Credit: TU Wien Entropy always increases, but in quantum ...

According to the second law of thermodynamics, the entropy of an isolated system tends to increase over time. Everything around us follows this law; for instance, the melting of ice, a room ...

The famous second law of thermodynamics says that the world gets more and more disordered when random chance is at play. Or, to put it more precisely: that entropy ...