Introduces the basic principles of buoyancy, properties of gases, temperature, and hot air balloon technology. Includes activities.
Introductory guide to chaos theory and fractals features definitions and illustrations. Includes links to other chaos resources.
Educational site promotes student understanding of the theory and practical applications of electricity.
Introductory lecture on the properties of optics, with diagrams and do-it-yourself experiments.
Teacher's aid for K-12 learning provides details on the life, times, and theories presented by Galileo Galilei.
Explores the relationship between body size and flying, and explains how birds, planes and insects fly. In English and Japanese.
Learn about the ingredients in color and the complicated machine of our eyes. Shop in the Tech Museum Online Store afterwards.
Detailed encyclopedia article describes how water and steam are used to generate electric power and how power grids guard against blackouts.
Encyclopedic resource offers this brief introduction to the electron. Find out about electrons' mass, charge, and spin.
Explains the measure of horsepower in the English system of units and its metric equivalent, and details how cars are rated by horsepower.
Refers to the random collection of electric, acoustic or electronic wavelengths that contain no information.
Read a selection of lessons dealing with various introductory areas of physics including vectors and motion. With study questions.
Gain knowledge and enthusiasm about the science of sound. Find out how humans perceive it or explore the interactive sound lab.
Get the story of Chuck Yeager, the first pilot to break the sound barrier. Take a check ride or get an inside look at the aircraft.
Find a collection of science experiments, projects puzzles, games and links for kids or browse the "Ask a Scientist" archives.