Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

Your smartphone is full of surprises. There’s an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

OligoScan is popular with influencers and makes some pretty big claims. But here's what you should know.

What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...

Two-dimensional barcodes called Quick Response codes, or QR codes for short, are used to store data that devices can read. While QR codes are popularly scanned via smartphones, what if you want to ...

Malware — and other forms of digital virus — is often an irritation at best, and can be devastating at worst. Whether it's through security exploits, data breaches, or plain old social engineering, ...

When choosing the best antivirus software for your device, its important to know how to use it - otherwise you could be paying for a service that isn't actually protecting anything. Running a virus ...

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 ...