SechoDB, trekking through tech...

Testing a Desktop power supply 3 different ways.

Basic troubleshooting and testing on laptop power adapters.

In a magic trick that only geeks can pull off, researchers at MIT have found a method to let users click and scroll exactly the same way they would with a computer mouse, without the device actually being there.

Cup your palm, move it around on a table and a cursor on the screen hovers. Tap on the table like you would click a real mouse, and the computer responds. It’s one step beyond cordless. It’s an invisible mouse.

The project, called “Mouseless,” uses an infrared laser beam and camera to track the movements of the palm and fingers and translate them into computer commands.

Check the full story at WIRED's Gadget Lab.

Via Liliputing comes a video showing how to install a 10.1" dual mode display in your netbook. A few days ago Pixel Qi started shipping DIY kits allowing netbook users to add such screens to their "mini-laptops". While the $275 price tag may seem a bit high, what you get for your money is a dual mode display that you can use outdoors just as easily as indoors. That’s because you can enable a low power, high contrast mode for use in direct sunlight. As an added bonus, the screen uses 80% less power in this mode.

The guys over at TESTED have posted a video on how to build you own, awesome, $500 Home Server, where you'll be able to store all your media and backups effortlessly.

They have many other great videos as well so, make sure you check them out at www.tested.com