HOW STUFF WORKS: BLUE RAY DVDs vs. HD-DVD

A new format war is a brewin'. This time, it's for High Definition DVD storage. Will these guys ever learn to get along?

C3PP0

Don't know what to do with that old PALM PILOT? Give it to your son and have him build a robot with it.

or, try using it as an LCD display.

DIY: MAKE YOUR OWN LASER TAG WEAPONS

This is very geeky, but extremely cool. Now if they could only build a lightsaber!

TURNING YOUR LAPTOP INTO A HOME SECURITY SYSTEM

This is a good way to recycle an old PC into something safe and useful!

REDMOND SAYS "NO WAY, JOSE."

If you need to activate your copy of Windows, you have to do it with a human being now. No more activating it over the internet.

So now you have no choice, you have to call India. Thanks, BILL!