Web comic xkcd notes that "through 20 years of effort, we've successfully trained everyone to use passwords that are hard for humans to remember, but easy for computers to guess." The comic above ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The exhaust from fuel-based generators creates carbon monoxide (CO), an almost-odorless gas that can be ...

The Simple Sharing Buttons Generator is a little innovation for a problem you might not even have known your site had. The Simple Sharing Button Generator by Stefan Bohacek. As often as that is the ...

A decent signal generator is handy for tuning electronic projects. [SC] sent in this AVR signal generator. The parts count is really, really low. An ATMega8 is the core, and a shift register runs the ...

This two-transistor white noise generator has a surprising feature – about 30dB more noise than the more traditional designs. Q1 and Q2 can be any small-signal transistors with a beta of up to 400.