This site contains a straightforward definition of resonance in an electrical circuit.

Site discusses the regions of the Sun's atmosphere such as the Photosphere, Chromosphere, and Corona. Provides sources for educators as well as additional links for students.

This Imagine the Universe site provides an introduction into the multiwavelength universe and astronomy. Site provides graphics, links to a quiz, facts on this topic as well as teacher resources.

From ABC News in Science, this article discusses research connected to the tracking of several big brown bats as they headed back to their homes. The experiment utilized several magnetic fields in attempts to disrupt the paths taken by...

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.