This cheap project shows how to turn some simple parts into guide light for a boat or trailer.
Household Hacker breaks down the steps in turning a old out of date microprocessor and re-purposing it into a USB Powered Coffee Warmer.
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Iyaz Akhtar shows how to make your own ethernet cables, how to attach ethernet to keystones for a great finished look in your home and more. 
These German guys put together a clever project for filming a Wakeboarder on a lake. The six propeller “MikroKopter” sports a camera which follows the action by receiving a signal via an automatic tracking transmitter. The mount calculates the angle and adjust the camera to keep the rider in view. … read more on MikroKopter Follows The Action With Camera Tracking System… 
Fiber Optics are just cool. Here the Engineering guy breaks down the basics of how tiny beam of light can twist and turn through a cable or liquid and still reflect out the other side. 
Inventor Jeri Ellsworth puts together a simple circuit for a Light Emitting Dress. Activated by a PIR a simple delay circuit activates a set of LED’s embedded in the dress. The Electronics are housed and hidden in an old Instamatic camera. 
I’m not sure how PETA would feel about this, but being able to control you dog via remote would be amazing. Here Fido! 
Slingshot guru takes it to the next level with a homemade slingshot that SHOOTS circular saw blades. The creator Joerg Sprave shows how his new weapon matches up to a common watermelon. 
Lifehacker’s evil band of hackers take you on a tour of the dark side — Cracking Windows Passwords, Padlocks, and Wi-Fi.
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