THE first edition of Mr. Maycock's little book was reviewed in the issue of NATURE for January 14, 1892 (vol. xlv., p. 248). The present issue has I been revised thoroughly and enlarged considerably.

THE best method of training electrical engineers will probably remain a subject of discussion so long as the profession continues to be a profitable one. Whether recourse should be had to the factory ...

Magnets, or the magnetic fields created by moving electric charges, can attract or repel other magnets, and change the motion of other charged particles. When you purchase through links on our site, ...

Magnetism is due to the magnetic fields around magnets. The fields can be investigated by looking at the effects of the forces they exert on other magnets and magnetic materials. Electrical quantities ...

Electromagnetic radiation is a form of energy that includes radio waves, microwaves, X-rays and gamma rays, as well as visible light. When you purchase through links on our site, we may earn an ...

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