The amazing article :).
This is exactly what it sounds like, an awesome flashing cube of LED's. After seeing a 512 LED cube on hackaday I decided that I needed one for myself and went right to ebay to find some cheap LED's. Although 512 LED's seems like a daunting number it only took one weekend to make the control circuit and construct the cube, the code and animations though took a few weeks, maybe coding isn't my thing. I will go through some of the steps and theory here and you can see the results in the video at the end.
Read more full article here: http://www.hownottoengineer.com/projects/lc.html