Hear from deep space. Pupils learn how satellites transfer information back to Earth. They learn about three different ways to modulate radio waves and how a satellite sends information with only 0s and 1s. Using sound, class members...

This resource page is the first of a series on relevant topics in building science. It is aimed at explaining the key concepts involved in building science, as well as the relationship of this discipline to the architecture / engineering...

Teaching science through science inquiry is the cornerstone of good teaching. Teaching science through science inquiry is the cornerstone of good teaching. Unfortunately, an inquiry-approach to teaching science is not the norm in schools...

A very simple electrical resistance thermometer is described that can be built, calibrated and tested in a school laboratory at virtually no cost. With it, flames, focused sunlight and other high temperature sources can be probed. The...

Parabolic mirror surfaces are found wherever energy needs to be focused efficiently and accurately. You find them built into car headlights, spotlights, as well as astronomical telescopes. Here we explore the parabola in the design of...

Article reports on a report issues by Congress that finds that e-cigarette manufacturers are aggressively marketing their products to teenagers. Includes a list of vocabularly words.

An article on the development of the microcomputer industry focusing mostly around the Altair and Ed Roberts' contributions.

From ABC News in Science, this article focuses on the discovery of a second red spot on the planet Jupiter. The spot, Red Spot Junior, is discussed in the brief article and is accompanied by a picture.

From ABC News in Science, Jennifer Viegas's article focuses on information on the Humpback Whale and its vocal capacity. The research has indicated that the whale is capable of emitting 622 social sounds.

This is an article published by the American Physical Society on friction in microscopic gears that results from the adhesion of molecules. A great exploration of this new obstacle in science.

The Habitat Network focuses on the city of Philadelphia. As it grows, it puts tremendous pressure on natural resources, essentially increasing the importance of protecting and restoring them.

Have you ever wondered why some people need glasses and others don't? It's because of the way light is focused by the lens in your eye. This lens, like magnifying glasses, eyeglasses, and contact lenses, is considered a thin lens.

This article focuses on cipher codes especially XOR and the one-time pad. Let's look at a visual examples to see the different scrambling effects of AND vs. OR vs. XOR by encrypting an image. Here is a digital image of Charles Babbage.