CNET has recently updated their listing of the 20 cell phones with the highest radiation levels, and there are several smartphones on the list that we talk about each day, including phones like the HTC Snap (or T-Mobile Dash 3G), Palm Pixi, Motorola Droid, HTC SMT5800 on Verizon, plus several BlackBerrys (like the Curve 8330 and Bold). Jump on over to CNET to see if your phone is on the list. If it is, consider using speakerphone more often.