In a groundbreaking achievement, published in the journal PLOS One, researchers have identified the author and title of an ancient text that lay sealed inside a charred scroll for nearly 2,000 years.

The remaining three options are for decoding QR codes. ‘From saved image’ and ‘From camera’ are very similar: Once the app decodes the image, you can send the text via e-mail, SMS ...

Unless your job involves working with building codes, they’re probably not something ... any given time (including during the construction process). Though they’ve been around in some form ...