National High Magnetic Field Laboratory
Magnet Academy: Microwaves
What makes those kernels pop inside your microwave? A whole lot of water interacting with a whole lot of high-frequency electromagnetic waves. (Java tutorial)
National High Magnetic Field Laboratory
Magnet Academy: Zeeman Effect 1896
Most of us have seen the rainbow-hued breakdown of the composition of light. Light is of course a form of energy. A magnetic field changes the behavior of light- a phenomenon known as the Zeeman effect.