New Nanotech Sensors Could Put Bomb-Sniffing Dogs Out of a Job

TSA lines are the very definition of a "necessary evil." Everyone hates the long waits and the awkward disrobing dances as you rid yourself of all your shoes, smartphones, metal, etc. Yet, we're eternally grateful when crazy people with samurai swords don't fly coach. Now, a new breakthrough in nanotechnology could… » 7/22/14 12:31pm 7/22/14 12:31pm