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 ...

Engineers at the University of Delaware have uncovered a way to bridge magnetism and electricity through magnons—tiny waves ...

THIS book is primarily intended to serve the purposes of a candidate preparing for the second stage examination under the Board of Education (secondary branch). In reading it, we have by no means made ...

ALTHOUGH there are several books on these subjects prepared specially to cover the syllabus of the elementary examination of the Science and Art Department, the one before us has some peculiarities ...