Note that the irradiated group also lived longer. I'm surprised the headline didn't read, "New Study Finds Cancer Good for Your Health!"<p>PSA: health research headlines are generally worse than worthless.<p>Also, remember, "one study on rats" will never be sufficient to correct anything physicists know about EM waves.<p>UPDATE: Here's the WHO announcement explaining the 2B classification. I didn't find it very satisfying, but judge for yourself:
<a href="http://www.iarc.fr/en/media-centre/pr/2011/pdfs/pr208_E.pdf" rel="nofollow">http://www.iarc.fr/en/media-centre/pr/2011/pdfs/pr208_E.pdf</a>