Every action in physics is governed by some kind of push or pull. As far as we know, these all fall into one of just four categories; electromagnetism, gravity, and two kinds of nuclear force. Yet ...

(Nanowerk News) Electrons – these infinitesimally small particles that are known to zip around atoms – continue to amaze scientists despite the more than a century that scientists have studied them.

This year, superconductivity — the flow of electric current with zero resistance — was discovered in three distinct materials. Two instances stretch the textbook understanding of the phenomenon. The ...