A broken fan can cause your computer to overheat and damage internal components like the CPU, video card, hard drive and motherboard. Computer fans usually adjust their speed depending on the heat ...

For the PDF version of this article, including diagrams, click here. Laptop/notebook PC cooling fans demand low noise and high efficiency. The latter is particularly important as notebook designers ...

Inspired by radio controlled model airplanes, HP is developing new fan technologies to cool hardware more efficiently. I talked to Wade Vinson, HP's fan man and thermal technologist, about the new fan ...

Deciding between PWM and DC case fans can be confusing, but it’s important for the optimal performance of your computer. In general, PWM fans are quieter, more controllable, and more durable than DC ...

Typically, CPU fan noises are heard when you reboot your PC (the whirring sound you may have heard upon startup) and it goes on to decline as the startup process completes. The purpose of fans on your ...