Every ten microseconds, someone places a cell phone call. These portable gadgets are ubiquitous, and increasingly a take-for-granted part of everyday life. But could cell phones be dangerous? Could holding a microwave transmitter up to your head for hours each day substantially increase the risk of cancer? We investigate some of the latest thinking on the danger of cell phones, and also explain that everyone – even you – is a radio transmitter. It’s Skeptic Check on Are We Alone. And we’ve got your number. Guests: James Geary - Author and journalist. Read "The Man Who Was Allergic to Radio Waves" Richard Muller - Professor of physics at the University of California, Berkeley, and author of The Instant Physicist: An Illustrated Guide Devra Davis - Scientist, and author of Disconnect: The Truth About Cell Phone Radiation, What the Industry Has Done to Hide It, and How to Protect Your Family Learn more about your ad choices. Visit megaphone.fm/adchoices