Researchers at the Federal University of ABC, in Brazil, have made a major breakthrough: they've confirmed that thermodynamic processes cannot be reversed, even in a quantum system. This revelation ...

Crystal clear: transmission electron microscope image showing a blob of amorphous calcium phosphate that is beginning to crystallize at the bottom left. (Courtesy: Antiope Lotsari/Chalmers University ...

(a) By keeping the temperature ratio between the hot and cold baths constant, varying the energy level spacing of the working substance allows the quantum engine to operate in different thermodynamic ...

There are “costs of life” that mechanical physics cannot calculate. A clear example is the energy required to keep specific ...

In biophysics, the kinetic states of molecules play a determining role in the metabolic and physiological processes in which they take part. Now, a new article specifies for the first time the levels ...

In pressure relief systems, accurately estimating temperature changes during fluid flow is vital for relief piping ...