I don't know about where you live, but here in Indiana it has been scorching hot for weeks (months?) on end. Everyone I know is trying to think of new ways to keep themselves cool during these hot days. Here's a cheap way to use some everyday items to make a really cheap A/C unit.
Video after the jump
Basically you just need a can with a lid, a small fan, a CD, ice and a USB cord. It may not yield the most professional-looking results but who cares? It keeps you cool.
The video will give you all of the instructions you should need to whip up one of these A/C units. It's powered by USB, so it'll be perfect for keeping you cool at your desk.
DIY USB Air-Conditioning Unit on the Cheap [via everythingusb]