I held off on “giant,” because, well, there’s really big, and then there’s giant. And, as cool as your Arduino-brained bubble blowing robot is, Instructables user zvizvi, the bubbles it blows are not truly giant IMNSHO. Check out zvizvi’s and the other winning entries in Instructables’ recent Microcontroller Contest.
This project is called Take A Picture, by Toronto artists Brad Blucher and Kyle Clements. Though described as “paintings,” it appears that their pieces are in fact IR LED mosaics assembled behind blank canvases. Invisible to the unaided human eye, the IR light is detectable by the CCD in your digital camera and/or smart phone. [via Hack a Day]
Interesting post from dusjagr over on Hacketeria, who reports success using a 100 mW green laser with the lens from a cheap webcam, in the arrangement pictured here, to make a projecting microscope that will accept conventional microscope slides, and is only slightly more complicated than a Planinsic-type water-drop projector. [via Hack a Day]
Two weeks ago we covered YouTuber mcwolles‘ remarkable full-motion illusion appearing to show M.C. Escher’s impossible Waterfall in real-time operation. Those of you hungry for an explanation may be interested in this diagram from Boing Boing reader David Goldman, who thinks the video was shot using forced perspective, with a model as illustrated, in two cuts spliced together at the 0:45 mark.
Plus a little treasure from nature. From Mrballeng, Instructables user and craftsman. I have rarely, if ever, seen anyone use pick-up materials so creatively or so skillfully. Hats off to you.
Innovator and Imagineer Dan Reetz talks book scanning, hardware hacking, camera control, and cultural impact at Personal Digital Archive 2011, hosted by The Internet Archive in San Francisco.
Bullet casing, shell casing, cartridge case, pan pipes, flute.
