Many hackers have experimented with the persistence of vision effect. Whip around a bunch of LEDs, flash them at just the right times, and it’s possible to make images to appear to hang in the air.

A user named [BOcnc] on the rcgroups forums just posted his RGB POV helicopter blades. The two blades are attached to the heli just as any other whirlygig. The electronics, though, are mounted ...

One of the best things to do during Christmas, in my humble opinion, is to check out all the ornaments on the trees. I especially like to look for the ornaments that are a little out of the ...

Is it really worth building a device with a screen if it can’t play Doom? Of course not, which is why Sean Hodgins recently shared a video justifying the existence of their custom built persistence-of ...

Developing a 3D spinning mechanism is the main goal of this project wherein it will be capable of displaying smooth video or static images. A spinning ring with tri-color LEDs inside is being used by ...