Start this lesson with a bang! The eighth in a 13-part series of lessons explains the origin of elements beginning with the Big Bang Theory. The reading describes the formation of elements hydrogen through uranium.

What is space made of? It turns out that there are many compounds found in space! The 10th lesson of a science series provides a list of the compounds found in space and asks young scholars to research the characteristics of these...

Building an accelerometer app for your Android device. Groups develop an app that uses the accelerometer on an Android device. The purpose of the activity is to reinforce the programming design. The post activity assessment challenges...

A description of Granville Woods' successful invention, the multiplex telegraph, which greatly improved railroad safety. From the Lemelson-MIT Project.

A biography of George Eastman, who revolutionized photography with his innovations in film and photograph development. From the MIT School of Engineering.

Read about Jonas Salk and the development of the polio vaccine. This article from the MIT Invention Dimension includes several links to further information on the National Foundation for Infantile Paralysis and the Salk Institute for...

AP Biology, AP Calculus, and AP Physics online resources are provided for both teachers and students. These resources are designed to prepare high school students for their AP exams.

This extensive glossary explains the vocabulary relating to fashions of the 1700's. Includes links to visual examples.

This website contains biographical information about Robert Fulton, including the events leading up to his design of the first successful steamboat.

This site from the MIT Invention Dimension provides the history of Eli Whitney's cotton gin. Important part of the Industrial Revolution.

This site from MIT Invention Dimension is a brief profile of Henry Ford focusing on the Assembly Line.

Brief article, with biographical details, about Sam Colt's invention of the Colt revolver, the first weapon with a revolving cylinder that could hold six bullets.

Inventor Frederick M. Jones is featured in this brief biography for his lasting contributions to the refrigerator and cinema industries.

This brief article talks about how Luther Burbank (1849-1926 CE) invented the "Idaho" potato, the July Elberta peach, the Santa Rosa plum, and the Flaming Gold nectarine through his crossbreeding experiments, which changed the world of...

A bio on this important 1960's inventor who provided the world with the semiconductor injection laser, a purification of germanium and much more - most of which is still in use today.

Read about Roy Plunkett's invention, teflon, one of the best-known and most widely used polymers that was created by accident.

Use this site to learn about radiocarbon dating and the scientist who discovered it, Willard Libby (1908-1980 CE).

This famous Ohioan had many great accomplishments including founding DELCO, the company who "brought the automobile into the Age of Electricity."

This brief article on the life and contributions of George Westinghouse (1846-1914) includes a picture. Read about his air brake as well as his development of the alternating current system.

This website provides information on the life and inventions of Lee DeForest, the man who invented the audion tube, which made commercial radio broadcasting practical.

Robert Moog fused his love music and electronics when he invented the synthesizer. This website includes background information on the creation of the synthesizer and provides several links.

This article from Massachusetts Institute of Technology describes Rube Goldberg's work as a cartoonist.

Use this site to learn about the inventor of the electro-magnetic motor, Nikola Tesla. Find out why Tesla's experimentation with alternating current was so important to later inventions and use of electricity.

This article briefly summarizes the Wright Brothers' scientific curiosity and ambitions which fueled their desire to create the first flying machine.