Detailed text transcripts for TV channel - CNN - 20110521:03:31:00
Scientists here in san jose, california are trying to answer that very question. >> one of the things we have to do first is literally put the brain inside the head. >> exactly. it's very light now. >> reporter: the fcc requires all cell phones emit below 1.6 watts per kilogram of radiation. in order to test for that, scientists here try and mimic the human brain, with salt, sugar, and water. let me show you how they do this test. this is a model. this is supposed to approximate the human skull, an adult male. this is my phone we've attached there, connected at the angle most people would spea...