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LED bulb casts a multicolored shadow

We all know that white light is created when different color wavelengths combine. So what happens when you use that phenomenon to create a lightbulb?

That's exactly what Dutch designer Dennis Parren did when he developed his CMYK bulb. Well, sort of. Expanded from his original CMYK Lamp 2011 graduation project for Design Academy Eindhoven, the bulb consists of a white LED light source pointing downward. Then placed equidistantly around the bulb, the cyan, magenta and yellow LEDs face up.

This has the rather fun and fascinating effect of casting a triple shadow from whatever comes in front of the LEDs -- one in each of the three colors. … Read more

Page maker

The WinPenPack project focuses on making popular open-source software portable, and X-Scribus is part of their X-Software Collection of portable open-source freeware. It's a fully portable version of Scribus, the page layout software. Like the installed version, X-Scribus supports professional standards and top-quality features, including CMYK, ICC, and spot color and commercial-grade PDFs.

X-Scribus opens with its main interface as well as its tabbed New Document dialog, which also lets you open existing and recent documents as well as quickly configure new documents with up to four folds. We created a basic, letter-size, single-page document, which opened in a … Read more