Consumer Confidential: Warning About Cellphone Radiation May Go Too Far
It’s a question that just won’t go away: Do cellphones give you cancer? The city of Berkeley, Calif., has passed an ordinance that, beginning this month, would make it the first municipality in the country to require that cellphone retailers warn customers that mobile devices may emit cancer-causing radiation. The wireless industry’s trade group responded with a federal lawsuit claiming that its First Amendment rights were being...
Tiny Robots Could Aid Search and Rescue
Berkeley, Calif. — At a University of California, Berkeley laboratory, engineers are building cockroach-like robots with a noble purpose — search and rescue. Smaller than the palm of a hand and weighing an ounce, the robots are fast, nimble, and equipped with microphones and thermostats to detect sound and heat. “Imagine there’s a warehouse that’s collapsed,” said Ronald Fearing, the director of UC Berkeley’s Biomimetic Millisystems...
