Yellowstone and Glacier are two of the hardest campsites to reserve in the U.S. But booked out doesn’t always mean unavailable. The free tools that will get you in.

I think it’d be more fun if the computer had to actuate a joystick, but [ashish]s visual based computer pong player is still pretty sweet. He’s capturing the game state with his webcam, and the ...

This one(coral cache) is a bit of a head slapper, but I thought it might come in handy. Laptop (or usb) serial ports are pretty notorious for being stingy on power ...