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Fail...

Well, well. Our first experiment with the labyrinth didn't quite work out as we thought. First of all the ball was rolling around without us pressing any liquid into the labyrinth.
When we actually did use the two injection needles nothing happened... The ball is just to heavy for this type of game.
The other thing was [...]
Brainstorming

- Paint by numer, ispired by Keith Haring
- Labyrinth
- Memory
- Battleship
Victory!!

The other day we managed to create our first labyrinth with rapid prototyping. You can see the result on the photo below. You can also see the little ball we will be using for our experiment. Its the tip of a ball-pen!
Read the story »Great open-source tracking software /all OS

I just found this great tracking software. Seems to work perfectly for tracking microorganisms using the DIY microscope.
let's test it!
Community Core Vision, CCV for short (formally known as tbeta), is a open source/cross-platform solution for computer vision and machine sensing. It takes an video input stream and outputs tracking data (e.g. coordinates and blob [...]
Read the story »Experiments with pumps in Taipei

During the Playaround09 Workshop in Taipei we have also been doing some experiments in Bioelectronix, building microscopes and also some hacked CD-rom drives to be used as linear syringe pumps.
The motor from the CD-rom was controlled using a L293 (H-bridge motor controller) from the arduino. single drop can easily be controlled, allthough the speed still [...]