If staying cool remains an ongoing challenge, then a DIY air conditioner is an affordable way to bring an instant chill to a ...

The design uses no ice, which is the cooling agent typical found in other DIY air conditioners. Those generally cut holes in the top of a cooler, put a fan on top to blow the air down across the ice.

There are some parts of the world where living without air ... other homemade coolers, but they are more like swamp coolers. If you just need to cool your desk, you might just get some ice in ...