Imagine working with special cameras that capture light your eyes can’t even see—ultraviolet rays that cause sunburn or infrared heat signatures that reveal hidden writing. Or perhaps using ...

You can AirDrop photos as a JPG by manually converting HEIC to JPG or always saving in the JPG format. You can disable HEIC using the Most Compatible option in Camera Settings. To AirDrop an ...

There's a lot to learn about image files on the command line, from verifying file format to finding out where and when photos were taken and maybe even getting an unusual view of what they look like.

To convert HEIC files to JPG on your iPhone, change their format to "Most Compatible" in Settings. You can convert HEIC photos to JPG on Mac while in Preview. On Windows, you can convert HEIC images ...