Many file types support metadata, special tags that provide more information about their contents. A digital photo JPEG may reference the model of camera that took it, for instance; an MP3 might ...

Ever wonder about how much information is stored in your image files beyond the pixels that comprise the images themselves? And what that data might tell about you, your camera, your photographic ...

Geotagged photos are increasingly the norm. Our smartphones, some new cameras, Eye-Fi cards (in wi-fi range), and other gadgets add the latitude and longitude to the “EXIF” metadata found in most ...

Phil Harvey's ExifTool utility is a cross-platform Perl-based application that can be used to inspect and modify Exchangeable image file format (Exif) metadata from digital images: ExifTool is a ...

It happens every time you press the shutter. Tiny circuits spring into action and furiously record the information from every sensor pixel onto your memory card. But pixel information is not all that ...