SANTA BARBARA, CALIF. — “Virtual sticky notes” — better known as “virtual graffiti’ — are messages associated with a physical space. It’s a great idea, and one whose time has come. Here’s why you’re ...

There's already a lot to like about Google Keep, and the ability to add notes from the Android lock screen is rumored to be ...

Engineers at Duke University have come up with a system for one day exploiting cell phones worldwide so that mobile users can easily learn from each other about everything from art exhibits to traffic ...

DURHAM, N.C. – The rapid convergence of social networks, mobile phones and global positioning technology has given Duke University engineers the ability to create something they call "virtual sticky ...