MAKE | Dropping a Cannonball into a Tub Full of Mercury: “”
Great comments, too.
The Arduino kit just arrived! I haven’t opened it up yet, though. A combination of a mild migraine and a lot of phone conversations has kept me on the couch all day. Between talking about music, making math-related inquiries, and possibly doing a fun new Mad Science project, it’s been an eventful day.
Sean and Jason’s Mad Science Experiment #5: Miniature Jam Jar Jet Engine. All that violence sure looks pretty in the dark.
Today’s Mad Science project: Sean and I build a Jam Jar Jet engine. And manage not to blow ourselves up. Cool little project.
Homemade Spacecraft from Luke Geissbuhler on Vimeo.
Bad news: Sean’s homeowner policy won’t cover hovercraft any more.
This guy is my hero. When faced with a workplace lunchtime argument (you know, the kind we all have every day) of whether or not a lava lamp would work on Jupiter, he went home and built himself a 100 pound centrifuge, attached his accelerometer-equipped Android phone, and answered the question.
Now where is my giant treadmill and jet plane?
from his website:
The centrifuge is a genuinely terrifying device. The lights dim when it is switched on. A strong wind is produced as the centrifuge induces a cyclone in the room. The smell of boiling insulation emanates from the overloaded 25 amp cables. If not perfectly adjusted and lubricated, it will shred the teeth off solid brass gears in under a second. Runs were conducted from the relative safety of the next room while peeking through a crack in the door.
Give this guy an award.
Steve Jurvetson on his awesome rocket hobby. Don’t miss the 3 minute TED talk short at the bottom. Fantastic pictures.
Did four more beautiful words ever exist in the English language?
I may have posted this a while back, but it’s worth a re-post. The ultimate Geek Library.
Two MIT students shoot pics from the edge of space using off-the-shelf stuff. And a budget of only $150. Cool!
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