Are Cell Phones Safe?
It seems you can't go anywhere anymore without seeing -- or hearing -- someone talking on a cell phone. About two-thirds of Americans own a mobile phone -- that's 233 million of us, up from just 5 million in 1990. But aside from the occasional nuisance of being subjected to one end of a personal conversation in the supermarket, are there any real problems associated with the skyrocketing growth of cell phones?

Smith: We're hung up on technology
An involved project with a hard-and-fast deadline, accompanied by countless details, led me one day recently to squeeze in a walk with a list of telephone calls to return.

Mobile Phone to Improve Pedestrian Safety
Worldwide efforts are underway to improve pedestrian safety. In Europe, new vehicle design standards have been implemented to protect pedestrians in crashes. In Japan, officials are taking an intriguingly alternative approach. Among other efforts, they hope to use mobile phone technology to warn pedestrians of impending accident situations to prevent vehicle-pedestrian crashes.