Tasers definitely have their uses but they can also cause a lot of pain. Then there are the laser dazzlers, another phaser which disarms individuals by way of temporary blindness which causes disorientation. So it was definitely pleasant to hear about the StunRay which functions more like a huge, extra-bright flashlight to stun you senseless.
The Transportation Security Administration (TSA) has deployed 486 full body scanners in U.S. airports and plans to install another 1000 by the end of 2011. Besides the privacy issues that have become quite controversial, there has been concern over the amount of radiation these scanners emit and what their potential is for increasing risk of serious health problems.