We rely on the sun to sustain life, but there are many things about the sun that the human eye is unable to detect. This media rich site offers a spectacular look at coronal mass ejections, magnetic loops, and solar flares. Interactive...

The Earth's magnetosphere helps shield us from cosmic and solar radiation. This segment offers a great explanation of this abstract concept along with numerous images and diagrams. An interactive game is provided as well.

A reference page to learn about magnetic flux means and how to calculate it. Reference page includes explanation and exercise.

Do you know how to induce an electromotive force? This reference page will help you understand why Faraday's law mean and how to use it.