The first semester of an undergraduate physics course invariably spends a lot of time on two big ideas: The momentum principle and the work energy principle. Both deal with forces acting on an object, ...

Quantum mechanics has a dark energy problem. When it comes to scientifically mysterious concepts that begin with the word "dark," dark matter attracts most of the public attention. Dark energy, ...

A strong contender is wavelet theory, a mathematical framework that powers image and video compression across the digital ...