HEATKEYS

Home page of Airgun Designs, makers of outstanding paintball guns and accessories: the E-Mag, Warp Feed, 68Automag Classic and Powerfeed, the Flatline and the RT Pro.

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

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

Explore the most popular how-to topics on WonderHowTo and learn something new today.

Your ultimate online portal to the future. Reporting on what

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Nature - the world

PLoS ONE: an inclusive, peer-reviewed, open-access resource from the PUBLIC LIBRARY OF SCIENCE. Reports of well-performed scientific studies from all disciplines freely available to the whole world.

JoVE, Journal of Visualized Experiments, is the first PubMed-indexed video methods journal in biology.