You can Turn Room Lights On and Off with Twitter

Yes, you read it right, you can Turn Room Lights On and Off with Twitter a popular social networking site. Justin Wickett found this another way to make use of twitter. His goal was to turn lights on and off remotely via cell phone text messaging. He used Bob Paauwe's iLink INSTEON software as well as twitter to network his cell phone with his house's electrical system.

Control Lights with Twitter from Justin Wickett on Vimeo.

DIY: Make a Homemade Lie Detector

Here's how to make a fun, cheap lie detector that really works! Find out if your friend or spouse is lying. This Homemade lie detector machine is just for your fun. You will need some electronic knowledge to do this. The video explains how to assemble the circuit with a block diagram.