Currently, mechanical fans pull in air and push it through predetermined physical paths within a computer, usually over passive heat exchangers, and out through an exhaust port.

This is a great example of using a thermoelectric generator for a project. [Joohansson] made both a functional, and aesthetically beautiful fan using components from a computer. Thermoelectric ...

There's nothing more irritating than a noisy computer fan making a loud racket all day while you're trying to work or game. Here's some common solutions.