Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

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 already on your phone's screen.

During the halftime show of this year's Super Bowl, a floating QR code took a star turn in a prominently placed advertisement. That ad, which was run by cryptocurrency exchange platform Coinbase, ...

During the halftime show of this year's Super Bowl, a floating QR code took a star turn in a prominently placed advertisement. That ad, which was run by cryptocurrency exchange platform Coinbase, ...

Google seems to have a solution for everything. If you need to write a report, Google Docs and its many features, including speech-to-text functionality, are always ready to help. When you need to ...