Paint will stop cell-phone signals

The intrusion of cellular phone rings into theaters, schools and nearly every other nook and cranny of modern life may soon hit a wall.

Playing to the backlash against ubiquitous communication, a company called NaturalNano is developing a special high-tech paint that relies on the wizardry of nanotechnology to create a system that locks out unwanted cell phone signals on demand.

The paint represents a dream to those who seek a distraction-free movie or concert experience, and a nightmare to those who compulsively monitor their BlackBerry phones.

More