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Tuts+ teaches creative and technical skills across many topics to millions of people worldwide. We offer tutorials, articles, news and insights that help you take your knowledge to the next level.

Develop once, publish everywhere! Unity is the ultimate tool for video game development, architectural visualizations, and interactive media installations – publish to the web, Windows, OS X, Wii, Xbox 360, and iPhone with many more platforms to co...

Box2D is an open source 2D physics engine for games.

The Farseer Physics Engine is an easy to use 2D physics engine designed for Microsoft?s *XNA* and *Silverlight* platforms. The Farseer Physics Engine focuses on simplicity, useful features, and enabling the creation of fun, dynamic games.

The IBM corporate home page, entry point to information about IBM products and services

Founded in 1960, the University of California, San Diego is one of the nation’s most accomplished research universities, widely acknowledged for its local impact, national influence and global reach.

The Physics Classroom is an online interactive tutorial of basic physics concepts. The lessons use an easy-to-understand language to present common physics principles discussed in a first-year high school physics course.

YouTube is a place to discover, watch, upload and share videos.