At first glance magnetism and electricity seem to have little in common. Magnets - from the flutter of a compass needle to the glow of the aurora - seem more tangible, more real than the invisible flow of electrons through a wire. And yet, the two are deeply intertwined; two faces of the same deep and fundamental force of electromagnetism.
The Week in Space and Physics #5
The Week in Space and Physics #5
The Week in Space and Physics #5
At first glance magnetism and electricity seem to have little in common. Magnets - from the flutter of a compass needle to the glow of the aurora - seem more tangible, more real than the invisible flow of electrons through a wire. And yet, the two are deeply intertwined; two faces of the same deep and fundamental force of electromagnetism.