There are several known issues with the apple MBP power supply. Some of these failures are caused by the bad construction of the MagSafe plug.
My power adapter has been working great for 3 years now, when it suddenly started to refuse to charge.
The bad thing is: The power supply itself is still working fine, it [...]

Low-Cost Multi-point Interactive Whiteboards Using the Wiimote
http://www.cs.cmu.edu/~johnny/projects/wii/

via hackaday…
To turn this alarm clock off, you’ll have to do a little math

Sometimes you fell in love and can’t find the reason why…

found via makeblog…
cut off usb cable storage device
the “how to”:
http://www.evilmadscientist.com/article.php/usbkey