DIY Trailer Guide Post Lights

This cheap project shows how to turn some simple parts into guide light for a boat or trailer.

Making a USB Powered Coffee Warmer (Video)

Household Hacker breaks down the steps in turning a old out of date microprocessor and re-purposing it into a USB Powered Coffee Warmer.

How To Make A Cheap Camera Ring Flash

DIY DSLR Ring-Flash build for macro and studio photography. By Motley Pixel.

How To Wire Your Home Network

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.

MikroKopter Follows The Action With Camera Tracking System

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.

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Fiber Optics 101 With The Engineering Guy

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.

PIR Activated Light Emitting Dress

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.

Remote Control Your Dog On The Cheap

I’m not sure how PETA would feel about this, but being able to control you dog via remote would be amazing. Here Fido!

Video: Homebuilt Saw Blade Slingshot

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.

Video: Hacking and Cracking With Lifehacker

Lifehacker’s evil band of hackers take you on a tour of the dark side — Cracking Windows Passwords, Padlocks, and Wi-Fi.