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Tech | Electronics | Digital Cameras

Digital cameras of today range from child-friendly point-and-shoots to very expensive and discreet options. Find out how this technology works, get the most from your digital camera and peruse our Top 10 list from Consumer Guide editors.

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How to Calculate Image Size and PPI when Printing

If you know how to calculate image size and PPI when printing, you'll be sure that your printed photos are crisp and vibrant. Learn about how to calculate image size and PPI when printing in this article.


The Digital Photography Quiz

 The Digital Photography Quiz

Digital imaging is a profound shift in the way we humans capture and share pictures. Quiz yourself on digital photography at HowStuffWorks. See more »

Will digital photography ever be as good as film for movies?

 Will digital photography ever be as good as film for movies?

Will movies shot digitally ever look as good as movies shot on film? Learn more about the future of digital photography at HowStuffWorks. See more »

How the Lytro Camera Works

 How the Lytro Camera Works

The Lytro camera lets viewers focus on different aspects of a photo after it has been taken. See how the Lytro camera works. See more »

 How to Choose a Digital Camera

Do you know how to choose a digital camera? Find out how to choose a digital camera in this article from HowStuffWorks. See more »

 How to Calculate Image Size and PPI when Printing

Do you know how to calculate image size and PPI? Find out how to calculate image size and PPI when printing in this article from HowStuffWorks. See more »

How WiFi Cameras Work

 How WiFi Cameras Work

WiFi cameras make digital photography even simpler. Visit HowStuffWorks to learn all about WiFi cameras. See more »

How do you upload photos to a computer?

 How do you upload photos to a computer?

How do you upload photos to a computer? Visit HowStuffWorks to learn how you upload photos to a computer and troubleshoot your problems. See more »

Gadget Savvy: Digital Cameras Quiz

 Gadget Savvy: Digital Cameras Quiz

Take the Digital Camera Quiz at HowStuffWorks to test your knowledge of this popular technology. Learn about cameras with the Digital Camera Quiz. See more »

How High-definition Camcorders Work

 How High-definition Camcorders Work

High-definition camcorders have come down in price and size. Learn why high-definition camcorders are better than their old digital counterparts. See more »

How Digital Cameras Work

 How Digital Cameras Work

Digital cameras produce instant photos that you can print or share online. Learn how digital cameras work and read reviews of the best digital cameras. See more »