Closed Monday, October 8

For all of you politically inclined, here's the latest news on the U.S. election process. The results will be known tomorrow, but for now - the fight is on! These sumorobots are totally autonomous. "No Radio control and no preset behavior. Or lobbyists." - as the author of the video puts it.

Glorious MIDI unicorn It looks good and it sounds good - a challenging project by musician Andrew Huang. (Via LaughingSquid) Color changing hair dye Thermochromic hair color, apparently safe and non-permanent, soon as a commercial product. (Via ZMEScience) Dazzling canopy of interactive moving lights Teamlab's stunning light and sound show creates an illusion of ethereal […]

Here's a tip submitted by Rick Steenblik regarding hacking our SCC3733 for less voltage, but more current: After using your SCC3733 solar cells for a couple of bots I noticed that they can be altered to provide about 3.3v at 80ma (in full sun) by cutting the bus connector on the back to electrically separate […]

This mini-sumo design by Jeremy Bloyd-Peshkin features our wheels, and one of our favourite building materials, Sintra. We can't laser-cut sintra (PVC=bad stuff when burned), but milling it works well, as this builder shows. The asymmetric motor layout works, as proven by this contest-winning design (scroll to the bottom of the page).