When all you have is a finger everything looks like a button. But what happens if you’re unable to press buttons or, more likely, we begin using robots and other tools to interact with the real world?

Should we press button to cross road? Lots of people don't bother to press the button at pedestrian crossings. Do they know something the rest of us don't? It can seem like the longest two minutes of ...

(NEXSTAR) – Have you ever found yourself at a crosswalk, waiting for the walk sign to appear as traffic buzzes by. And even though you press the crosswalk button – maybe multiple times – it seems to ...