The film discusses the historical development and principles of electrodynamics, starting with Luigi Galvani's chance discovery of electric current through the twitching of a frog's leg. It explains ...

The quantum Hall effect, a fundamental effect in quantum mechanics, not only generates an electric but also a magnetic current. It arises from the motion of electrons on an orbit around the nuclei of ...

The film follows David and his sister Marilyn as they explore the concept of electricity. They learn about static electricity through everyday experiences, such as David's flashlight and Marilyn's ...