Gone are the days when friends and family could walk you to your gate and you could board an airplane without a detailed airport security check. (For you youngsters, yes, that actually happened once ...

If you've ever traveled by air, you've surely experienced airport security. Before boarding, your luggage is passed through an X-ray machine, and passengers also have to go through a full-body scanner ...

As the Transportation Security Administration (TSA) pushes forward with its plan to place full-body scanners in all American airports, experts in the scientific community are raising serious concerns ...

Add Yahoo as a preferred source to see more of our stories on Google. Travelers enduring scorching temperatures across the U.S. and Europe – or who tend to perspire profusely – may find their sweat ...