John Ambrose Fleming was an electronics pioneer who invented the oscillation valve, or vacuum tube, a device that would help make radios, televisions, telephones and even early electronic computers possible. A brilliant innovator,...

James Prescott Joule experimented with engines, electricity and heat throughout his life. Joule's findings resulted in his development of the mechanical theory of heat and Joule's law, which quantitatively describes the rate at which...

Site from NASA contains a collection of 91 questions pertaining to the Earth's atmosphere, magnetic field, ionosphere, rotation and origin of life.

Exploratorium's snacks aren't edible, but they are good! Use your science skills to discover gravity, learn about biology, do fun experiments.

The home page of the The James Clerk Maxwell Foundation, a charitable foundation to commemorate the life and work of James Clerk Maxwell. View Maxwell's house and read about the personal life of this notable scientist.

A instructional activity for students to explore the conversion of energy from electrical energy to kinetic energy by constructing a homopolar motor. Also by constructing the motor, students can investigate magnetism, electricity, and RPM.

[Free Registration/Login Required] An informational text that asks the reader to make predictions about the lives of loggerhead sea turtles. A question sheet is available to help students build skills in reading comprehension.

This collection provides links to a variety of information about William Thomson (Lord) Calvin including rare books and an in-depth biography on the life and works of Lord Kelvin. Read about his childhood and education, his many...

A concise biography on Joseph Henry gives details on his education; his experimental work in chemistry, electricity, and magnetism; and the many board positions he held throughout his life.