When I was a kid, I was interested in a number of professions that are now either outdated, or have changed completely. One of those dreams involved checking out books and things to patrons, and it ...

A Spectra Physics Model A supermarket scanner—one of the first ten ever produced. A laser within the unit projects a beam onto a mirror that redirects it through the glass plate on the top. Cade ...

You don't need a physical scanner to quickly sign, scan and send official documents -- just use the iPhone in your pocket. David Lumb is a managing editor for the mobile team, covering mobile and ...