Here's a link: http://spectrum.ieee.org/podcast/aerospace/aviation/airport-security-everything-you-know-is-wrong/?utm_source=techalert&utm_medium=email&utm_campaign=051012 Not much new.
That link didn't work for me. Try this one: http://spectrum.ieee.org/podcast/aerospace/aviation/airport-security-everything-you-know-is-wrong/