A variety of animals are able to sense and react to electric fields, and living human cells will move along an electric field, for example in wound healing. Now researchers have found the first actual ...

Transistors are fundamental to microchips and modern electronics. Invented by Bardeen and Brattain in 1947, their development is one of the 20th century's key scientific milestones. Transistors work ...

I’ve already made the argument that numerical models (using computer code) should be an integral part of the introductory physics course. But what if you don’t know where to start? Suppose you are ...