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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.

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

GraphPad Prism is a powerful combination of biostatistics, curve fitting (nonlinear regression) and scientific graphing in one comprehensive program. Easily organize, analyze and graph repeated experiments; pick appropriate statistical tests and inte...

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

OriginLab produces professional graphing and data analysis software for scientists and engineers. Our products are designed to be easy-to-use, yet have the power and versatility to provide for the most demanding user.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Sigmaplot Software Inc provides award winning software, services and solutions for statisticians and the entire scientific community.

Tutorial9 provides tutorials encompassing graphic design, website development, and photography. All lessons offered are entirely free, and community participation is encouraged.

Simple step-by-step Photoshop tutorials that make learning Photoshop fun and easy, perfect for beginners or any skill level! Covering Photoshop CS2 to CS5! Tutorials on Photoshop basics, photo retouching, photo effects, text effects, and more at Phot...

The Microsoft Support home page is your support portal for Microsoft products. Download updates and find top issues, error messages, and troubleshooting tips for Windows XP, Windows Vista, Windows 7, Office 2010, the 2007 Microsoft Office system, and...