Scanning QR codes is easy when they're located on ads or the TV, but you may have wondered how to do so when the code is ...

Need to make a PDF from your Android phone? You can use Google's free tool to scan and create documents in seconds. Here's how.

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using ...

A coronary calcium scan is a type of CT scan of the heart. It measures calcium in the walls of the coronary arteries and can detect the early signs of heart disease. A score of zero is typical. A ...

Photogrammetry is the process of 3D scanning an object by taking a lot of photographs, then using software to turn those into ...

A CT scan of the abdomen can show the organs, blood vessels, and bones in your abdominal cavity. The multiple images provided by the scan can give your doctor many different views of your body. A CT ...

A heart PET scan is a noninvasive imaging test that uses a small amount of radiation. It helps doctors understand how the heart functions and whether it is healthy. Cardiac or heart PET scans create ...

Pain in your upper right belly a couple of hours after a large or fatty meal is one of the first signs that you may have gallstones. To figure it out, your doctor may want you to have a test called a ...