HEATKEYS

XKCD explained! A simple explanation of the sometimes complicated nerd comic xkcd.com

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

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The Naked Scientists, online, internet science radio show PODCAST. Contains science articles, online science discussion forum, interviews with famous scientists, science book reviews and free MP3 downloads including internet science radio shows and s...

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Allied Electronics is your distributor of choice for electronic components, with over 1.2 million parts available online from hundreds of the top suppliers in the industry. Suppliers include: Fluke, Tyco Electronics, Phoenix Contact, Amphenol, Belden...