A nuclear engineer reacts to an experiment that appears to challenge the second law of thermodynamics. The discussion explores the physics behind energy flow entropy and why certain results may seem ...

Randomness favours the worm becoming free because its head can move in many ways that will help to propel it forwards, but only one that would push it backwards. Because of the intrinsically random ...

Some of the most extreme explosions in the universe are Type I superluminous supernovae. “They are one of the brightest ...

A sudden release of pressure allowed a copper-based compound to superconduct at the highest temperature yet for atmospheric ...