Astronomy, Near Space, and Robotics

I made another modification to the robotic arm. First, to make sure a jack will trigger the lever switch, I covered the end of the arm with...

I've started testing a robotic arm for my line of CheapBot robots. It's easy to make an arm raise and lower, but I've had diffi...

Squeak will be one of the installed applications for the One Laptop per Child program ( http://laptop.org/en/ ). It's a neat applicatio...

I've been looking into email traffic for ARHAB groups on Yahoo. I created the following chart in the hopes that I'd see email traffi...

My CT 871 class has me writing programs using eToys. It's a menu driven programming language and is pretty good at letting help kids wr...

(Click on image to see a larger image) This is my first attempt to limb sound from near s...

Today I'm planning to solder the antenna for the ChepaBot radio controller. I purchases a SMA to SMA extension cable from Jameco for th...