The heat can be oppressive, and air conditioning can be expensive. But you can build your own air conditioner for just $40, with a fan, styrofoam cooler and a length of quarter-inch copper tubing. Cool your home inexpensively with this mod!
Just updated your iPhone to iOS 18? You'll find a ton of hot new features for some of your most-used Apple apps. Dive in and see for yourself:
How To:
Make a bristlebot (toothbrush robot, get it?)
News:
The World's First Teensy, Weensy 3D Printed Bikini
How To:
Calculate compound interest using a TI-84 and solver
How To:
Make a laser out of a lighter
How To:
Hack someone's web cam or online security camera
How To:
Make your laser pointer run on AAA batteries
How To:
Use a TI-84 calculator as an MP3 Player!
How To:
Troubleshoot Common Problems with a CD Player
How To:
Make a night vision device
News:
The Anti-Cheater Hidden Camera Wall Hook
How To:
Build a 3D scanner from a $25 laser level
How To:
Set up the tone arm of a record player
How To:
Resize a Breitling watch bracelet
How To:
Print 2-sided (duplex) w/ an Epson all-in-one printer
How To:
Make your own radio station
How To:
Clean a cassette player
How To:
Graph Mario on a TI-83 Calculator
How To:
Transform Multiple Screens into One Big Virtual Display
How To:
Set up an X10 spy camera
How To:
Strip your Casio fx-82MS calculator
News:
The World's First Teensy, Weensy 3D Printed Bikini
How To:
Make a bristlebot (toothbrush robot, get it?)
How To:
Make a laser out of a lighter
How To:
Calculate compound interest using a TI-84 and solver
How To:
Hack someone's web cam or online security camera
News:
The Anti-Cheater Hidden Camera Wall Hook
How To:
Troubleshoot Common Problems with a CD Player
How To:
Make your laser pointer run on AAA batteries
How To:
Set up the tone arm of a record player
How To:
Build a 3D scanner from a $25 laser level
How To:
Use a TI-84 calculator as an MP3 Player!
How To:
Make a night vision device
How To:
Create a radiation detector using a digital camera and a plastic scintillator
How To:
Add Mic Input and Headphones Output to Samsung HMX-T10 Camcorder
News:
Copycat Apple Stores Emerge in China (Don't Let Them Fool You!)
News:
Japan's Flying, Tumbling Reconnaissance Sphere Soars at 37 MPH
News:
FakeTV Keeps Burglars Away by Mimicking Television Light and Scene Changes
Coming Soon:
Spy Video Glasses with Real Time Streaming to... Facebook?
Tactile Communication:
The Tickle-Me iPhone & Remote French Kissing
News:
New Biometric Device Steals Fingerprints from 6 Feet Away
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