Samsung's Galaxy S4 Will Track Your Eyes

The phone will track a user’s eyes to determine where to scroll, said a Samsung employee who spoke on condition of anonymity because he was not authorized to speak to the news media. For example, when users read articles and their eyes reach the bottom of the page, the software will automatically scroll down to reveal the next paragraphs of text.

In addition to technology that can detect your eyes, Samsung's next smartphone will reportedly . The gestures will allow you to do things like unlock your phone without touching it.

We're curious to see how, or if, this works. We're also curious to see how people react to a phone watching their eyes.