And what that computer can teach us about modern machines
Starting 'em young on biometric scanning.
And a lemon, and some other stuff. But mostly pennies.
You can barely tell the difference between it and the real thing.
A few reader-submitted projects we loved.
Meet the Treequencer.
A cheap way to make clean electronics
Stereoscopic vision in 20 minutes
Got 30 minutes and $5? Then you can add those scribbled notes to your phone.
In about an hour, you can hack a camera to only display blue, green, and near-infrared light, which will give you a lovely view of plant life.