What Is a Heatsink, and How Does It Work?

What Is a Heatsink, and How Does It Work? – By Ismar Hrnjicevic How-To Geek
If you’ve ever peered inside a computer, you must have noticed those odd-looking hunks of metal. These parts are called “heatsinks.” Without them, our computers would be significantly less powerful. What exactly is a heatsink, though, and how does it work?