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A positron emission tomography (PET) scan is a diagnostic tool that examines body tissue functioning, such as blood flow, oxygen use, and sugar metabolism, to help doctors diagnose and treat disease.

While many of us work with digital documents, sometimes, you still need to print documents for signature or print a photograph to give to a loved one. To find the best home printers, our tech team ...

3D scanners rely on being able to identify physical features of an object, and line up what it saw a moment ago with what it sees now in order to build a 3D model. However, not every object is as ...