Cameras & Photography

Essentially, a digital image is just a long string of 1s and 0s that represent all the tiny colored dots -- or pixels -- that make up an image. This format allows digital cameras to produce instant photos that you can edit, print and share online.

By Karim Nice, Tracy V. Wilson & Gerald Gurevich

If you're contemplating the change from film to digital and aren't sure where to get started, check out this article to learn the basics of digital photography.

By Ed Grabianowski

A camera flash seems like a pretty basic device, but there's actually some interesting circuitry at work. Find out how a flash charges up and see exactly what happens the instant it goes off.

By Tom Harris

Instant cameras depend on the same process of photographic development as regular film cameras. How does such a small device encompass the developing process?

Digital may be taking over, but optical started it all. A camera is an incredible piece of technology that essentially records light. Take a look inside a single lens reflex camera.

By Tom Harris

Digital cameras can make some things easier, but digital photography requires an understanding of file types and sizes. Find out how to make the best use of them here.

Your selfie game is strong, but these animals are stronger. Don't be taken unaware by wild creatures while upping your Insta-worth.

By Laurie L. Dove

If you're looking to get famous on YouTube or delight your friends with hours of your vacation footage, there's no time like the present. Camcorders have gotten small enough to fit in a pocket. Find out how they work.

By Tom Harris

Why do people have red eyes in some flash photographs? Take a look at the science behind why red eyes happen.

Both of these devices are used to turn light into electrons inside a digital camera. But each uses different methods, so they have very different benefits and drawbacks. Learn how to choose.

I have seen things called "pinhole cameras," and I have even seen pictures taken by them. How do they work? Why don't they need a lens to focus the image?

You didn't really need to miss that amazing zebra shot during your African safari. Here's a nifty gadget that would have helped – an autofocusing camera. In this article, we’ll explain how the two types of autofocus features work, plus we’ll give you tips on how to use them.

By Gary Brown

Photographic film has been around for more than a century, and it's still the best way to capture an image. Discover what's going on when you take a picture.

By Charles Woodworth