Leaving a sock on the ground is a manifestation of a concept from physics you may have heard of: entropy. The good news is that entropy has an opposite – negentropy.

Research pushes concept of entropy out of kilter. ScienceDaily. Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2017 / 02 / 170202145840.htm. Brown University.

Entropy isn't well understood in systems that aren't at equilibrium, but a new experiment shows a non-equilibrium phenomenon that actually depends upon entropy.

A device based on a 155-year-old thought experiment has been realised at the largest scale yet, and it may help us understand how entropy, or disorder, is produced. It could also someday be used ...

An important consequence of this is that the concept of entropy, originally proposed on the basis of the Carnot theorem, may not be a fundamentally valid thermodynamic quantity.