Based off of the hit television show NUMB3RS, this lesson is an introduction to a "different" type of coding, called steganography. In Steganography, images (or text) are split into layers, and then distorted in such a way so as to...

The League of Women Voters offers a step-by-step process of evaluating public officials for voting and election purposes. The process points out elements to look for in both a candidate's experience and campaigning behaviors. Potential...

MyVocabulary.com offers 14 PREFIX puzzles with the grade level of each word marked to the right of the word beginning with a prefix. Use eight grade level words for each prefix. "DIS" prefix words: Discreet - 8, Disgrace - 6, Dismal - 6,...

Professor Richard Holmes examines the 'D-Day Dodgers', a group of Allied servicemen who fought in Italy during the Second World War, and asks whether our obsession with Normandy has distorted history.

Explore the effect of concave and convex mirrors. Combine concave and convex mirrors to design a fun house mirror that will create the distorted pictures of Melissa and Sam.

When you examine economic statistics, it's crucial to distinguish between nominal and real measurements so you know whether or not inflation has distorted a given statistic. Learn how to adjust GDP numbers for inflation in this article....

This ibiblio.org site provides information about the life and artwork of German painter and graphic artist, Hans Baldung Grien (1485-1545 CE). Gives examples of his work, with descriptions, and links to much more information.

This site examines the black hole as an object in astrophysics. Delve into this comprehensive resource that covers this concept from its history, to qualitative physics, the reality of black holes, mathematical physics and more.

Artlex.com defines and describes mannerism in European art between 1520 and 1600 with examples by Michelangelo, El Greco, and others. Features links to related artists, concepts, terms, and examples.

Understand and learn about the properties of space and time and the concept of relativity.

Dozens of statistical terms are defined and illustrated in this glossary.

Includes all different types of synthesis, including FM, additive, AM, subtractive, granular, RM, and wavetable.

An interesting look at a type of optical illusion art that has been around for ages. You can find a full length description, examples, and downloadable software that will allow you to create your own digital version of this kind of art.

In this article and video, learn about how engineers can use the Von Mises stress to predict when their design will fail. By completing the calculations, engineers can find the maximum value of Von Mises and can be more accurate with the...

Students learn how the Archer fish can reach out of the water and catch its prey with pinpoint accuracy, despite the physics that causes refraction of light.

In this encyclopedia entry, you'll read about Jimi Hendrix and his influence on rhythm and blues and psychedelic rock.

[Free Registration/Login Required] Explore how water distorts the location of objects due to the speed at which light travels through different mediums by moving the red point to adjust the angle of the fisherman's line of vision.

Le Monde diplomatique, a weekly national newspaper, challenges the tenets of globalization from a European perspective and is highly critical of the way footloose capital dictates national agendas and distorts the market in favour of the...

Le Monde diplomatique, a weekly national newspaper, challenges the tenets of globalization from a European perspective and is highly critical of the way footloose capital dictates national agendas and distorts the market in favour of the...

This article describes the Expressionist movement. It compares and contrasts expressionism and impressionism. The article includes links to information on some of the artists of this era. Also check out the "timeline" link.

Interesting site on the technical side of FM synthesis, including how to make different sounds. For either the very curious or very advanced student.

Exactly what it says - a tutorial for FM synthesis. Includes information on calculating sidebands, C:M ratios, and calculating the fundamental frequency.

This site honors Harold Stephen Black for his inventions of the wave translation system and the negative feedback amplifier. Content includes a brief biography of the inventor as well as a look at how his inventions have impacted society.

Describes the different types of optical illusions and their characteristics.