Cycloidal Speed Reducer
From Thingiverse user mattmoses. I cannot resist a good .GIF mechanism animation
Physics
Kinetic Sculpture Manipulates Rare Earth Magnets
Dave Johnson’s magnet machine has a lot of fascinating details: This machine manipulates small spherical rare earth magnets. slicing one at a time from the end of a long chain, moving it around a bit, then dropping it back to re-connect at the tail end of the chain. It also demonstrates a little snippet of […]
John Iovine: Geiger Counter Sanity Check
Through his company Images Scientific Instruments, John Iovine has been designing, making, and selling Geiger counters for nearly 15 years. MAKE’s Paul Spinrad talked with him about the recent run on Geiger counters, how (in)accurate and misleadingly described many of them are, and two new counters he’s designing for MAKE Volume 29: a standalone data-logging […]
NASA Make: Challenge webcast (video)
If you missed yesterday’s webcast about the NASA Make: Challenge, check out the video here. You can also read the chat transcript, full of relevant links. Dale Dougherty chats with experts Kris Kimel, Twyman Clements, and James Kuhl. MAKE is happy to announce that we’re partnering with Teachers in Space and NASA’s Emerging Commercialization Space […]
Hacking a Geiger Counter
Akiba from Tokyo Hackerspace has been understandably interested in geiger counters of late. The day after the nuclear problems started occurring at the plant, geiger counters started popping up on Ustream. After that, Pachube set up special accounts for radiation data feeds in Japan (thank you Pachube). Unfortunately, geiger counters were sold out everywhere. The […]
DIY Geiger Counters in Japan
In the wake of the Japanese disaster trifecta, I contacted our pal Francesco Fondi, of Wired Italy’s Otaku News and Hobby Media, to make sure he was OK (in Tokyo). He’s fine. He also sent us a link to a piece he’d done on Wired.it about DIY Geiger counters. It looked interesting, so I asked […]
Kinect + Tesla Coils: Those Fools At The Academy Laughed At You…
If you only watch one online video today, it should be this one. Or at least the first 10 seconds of it. That guy is my new hero. [via adafruit]
