The main figure behind the first transatlantic telegraph knew very little about the science or engineering behind it, but was convinced that with it a fortune could be made. Read about these findings here.

Biography of Anders Jonas Angstrom (1814-1874), a Swedish physicist who pioneered the field of spectroscopy. He was also well known for his work in mathematics and astronomy.

Provides a short explanation of the similarities between magnetism and electricity, the properties of their fields, and the effect they each have on a charged particle.

Can you think of an experiment that would let you see how magnetic force depends on distance?

The goal of this instructional activity is to provide students with hands on experiences, while learning about magnets. This instructional activity engages students in experiments which explore magnet use. An emphasis is placed on...

[Free Registration/Login may be required to access all resource tools.] Provides the definition of an electromagnetic wave, electromagnetic radiation, and electric and magnetic fields. Also discusses how electromagnetic waves begin,...

Explains what a magnetic compass is and how it works.

Site provides the article, "Burst Behind the Sun Reveals Magnetic Charm of Distant Explosion," that details on a gamma-ray burst that occurred on December 6, 2002. Provides graphics and links to learn more about gamma-ray bursts.

This site offers a very nice, detailed explanation of auroras along with some inspiring images and videos.

This ScienceWorld site describes the Scottish mathematician and physicist James Maxwell (1831-1879) who published physical and mathematical theories of the electromagnetic field.

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...

This interactive lab in electromagnetics effectively illustrates how Faraday's law works.

This animation library is a great resource for a diverse list of earth science topics including: tsunamis, land subsidence, magnetic fields, volcanoes earthquakes, floods, and sea level changes.

Simulate the movement of a rail gun in this interactive model. Learn how a magnetic field is generated by running electrical current through long rods that accelerates a current-carrying cross-rod.

An article that discusses the coupling of an electric field with a magnetic field to create electromagnetic waves. Article also discusses how different types of electromagnetic waves have different wavelengths which forms the...

In this interactive tutorial students will look at the energy stored in the magnetic field of an inductor. Self-inductance and mutual inductance will be distinguished and circuits with capacitors and inductors, or LC circuits will be...

This site explores the history of power lines and cancer associations, as well as dispelling the myth. The science is explored by citing known facts, studies and experts in the field.

Use the scientific method to investigate the claims of "energy field" therapists. Design an investigation to study the claims of biomagnetic therapy.

Link to nine major physics topics and dig deeper into the content. Find out about the work of scientists in each field and see example physical science experiments.

This site features numerous interactive resources (such as simulations, interactive exercises, experiments, etc.) designed for teachers and students of the physical sciences. Some of the resources are available only on CD-ROM, but most...

Learn how electric charges work and about Coulomb's Law, which is used to calculate the strength of an electric force.

The aurora borealis (also known as the northern lights) is a spectacular light display that can be seen at night in regions near the North Pole (auroras can also be seen near the South Pole). Auroras occur because of charged particles...

This article discusses the properties of electromagnetic radiation and photons.

Resource explores what a pulsar is, as well as what is currently known about this phenomenon. Content includes a focus on x-ray observations of pulsars, and gamma-ray pulsars.