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Mad Arduinos!

Servo motor mounted on a breadboard with wiring.
Aug 15, 2018

There is something special about a secret knock. It gets you into secret super villain meetings and is a surefire way to test for rotating bookcase passages. Secret knocks usually work with an intimid ...

LED connected to a breadboard with wires.
Mar 13, 2018

Doorbells are a great idea. They let you know when someone who's not a burglar is trying to enter your house, apartment, or squat. They eliminate the need for lots of noisy yelling and startling door ...

"How to Make Your Own "TV-B-Gone" to Silence All Televisions That Oppose You" cover image
Apr 15, 2014

Whether you're in an airport, restaurant or waiting room, the insidious grip of televisions on human life is omnipresent. Sometimes it's nice to talk to other human beings while looking at them direct ...

Seeking Signal Display Screen
Jul 10, 2012

If you've never heard of geocaching, it's kind of a grown-up treasure hunt you play everywhere in the world. GPS coordinates are given as clues and the players must find the cache box. There is usuall ...

Arduino microcontroller on a breadboard with connected wires.
Jul 5, 2012

I love robots. They have the potential to evolve into Asimovian destroyers of the human species, but have only just mastered the art of cleaning my rug. They have an ever increasing cool factor and a ...

Solar panel with wiring connections.
Jun 29, 2012

Omniscience is not required to make some really cool shit happen. Yes, it took a while, but we can make fuel from the Sun! Solar panels are basically our answer to God. And now that we can make solar ...

"DIY Lab Equipment: Build Your Own Reflow Oven Out of a Toaster for Precision Temperature Soldering" cover image
Jun 6, 2012

Ever wonder how all of those tiny chips and components can fit inside your laptop or smartphone? If you tried to squeeze them in there yourself, your laptop would quickly become too heavy for your lap ...

"Prank an Entire Dorm with a Perfume-Spraying Swiffer WetJet Booby Trap" cover image
May 31, 2012

Pranks are fun, but finding a way to maximize the affect of a prank can be tricky. Toilet papering the whole campus or repainting all of the parking spaces slightly smaller can take a long time and a ...

"How to Trigger Anything from Anywhere with Just a Phone Call" cover image
May 29, 2012

Smartphones are crazy awesome. You can do your banking, track your children, find directions, and even pretend to have a mustache. The only thing that these personal supercomputers are missing is phys ...

"Make These Sonic Distance Sensors for the Bad Driver in Your Life" cover image
May 24, 2012

Today's fancy cars come with all sorts of options, from power mirrors to working seat belts. Some of us condemned to live in the reality of capitalist recession have no car, or perhaps a very modest o ...