Homemade Hybrid Rocket Engine
Building a hybrid rocket engine by combining clear acrylic with gaseous oxygen.
Fun & Games
The latest DIY ideas, techniques and tools for bikes, rockets, R/C vehicles, toys and other diversions.
Animated Admiral Ackbar Costume
Everybody’s favorite bipedal cephalopod, Admiral Ackbar, is faithfully recreated in animatronic detail by Tom Cuthbert and Daniel Valdez. The head and arms are cast in rubber and outfitted with hardware to control facial expressions.
Pancake Bot Survives Maker Faire… But Not the Flight Home
Miguel Valenzuela’s Pancake Bot survived Maker Faire… but not the flight back home to Norway.
Mechanical Donkey Kong
M.S. Raynsford’s mechanical game looks super cool! And he’s working on a new version. I finally present to you my mechanical donkey kong V1. A simplified version of the original plan due to time constraints this one rotates the Mario, jumps over the balls and operates the feed and catchment mechanisms. Made almost entirely from […]
3D Printing a Rocket Engine
3D printers are cool for printing miniature Yoda heads, tiny owls, and little tea cups. But what about printing something really useful, like, say, a stainless steel rocket engine? Check out this project from Rocket Moonlighting. Says Hack-a-Day: Most any rocket engine you’d find on a spacecraft – save for solid or hybrid rockets – […]
Android-Controlled Mindstorms Plotter
Eason Ke’s NXT Painter, a LeJOS-controlled plotter, draws whatever the user draws on the screen of an Android device. Code here. [via The NXT Step]
Season 3 of Large Dangerous Rocket Ships to Premiere
For the third year running, SCIENCE takes viewers inside the high-flying, fuel injected competition of LARGE DANGEROUS ROCKET SHIPS, or LDRS (as it’s known to insiders) brings together junkyard geniuses who love the thrill of danger and have a knack for all things explosive for one of the nation’s largest competitive rocket launching events. Audiences […]