Do you know the different types of computers? Take a look at our list of 10 types of computers and learn about laptops, wearable PCs and more. See more »

Your computer's casing encloses some pretty toxic stuff. If you were to pick through its innards, you'd expose yourself to a whole bevy of chemicals. So how do you stay safe when you power up? See more »

C programming can create a formula for a computer to generate a random number, but there are other ways to. Check out this explanation and diagram. See more »

The images you see on your monitor are made of tiny dots called pixels. At most resolution settings, a screen displays over a million pixels, and the computer has to decide what to do with every one in order to create an image. See more »

Without heat sinks, today's high-tech computers couldn't run at the speeds they do. At least not without completely overheating, which could potentially destroy your entire system. But what exactly is a heat sink and how does it work to keep your computer cool? See more »

Laptops are now as popular as desktops, and the price gap is closing. Learn about laptops, upgrading laptop memory, using a laptop, and read laptop reviews. See more »

Nearly everything you use to run your computer or enhance its performance is either part of the motherboard or plugs into it. Trace the history of this essential computer component. See more »

Netbooks are ultra-portable computers that are even smaller than traditional laptops. They're all the rage right now, but can they overcome their shortcomings to become a mainstay of the portable computer market? See more »

Sound cards truly ushered PCs into the world of multimedia. Before the invention of the sound card, a PC could only beep! Learn how a sound card allows a computer to create and record high-quality sound. See more »

The world's most basic computers used to fill entire rooms. But today, computers are so compact you can carry them wherever you go. So how will our computing devices change in the next century? See more »