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 ...

Sweat stains on clothing can trigger alarms on airport body scanners. The scanners use millimeter wave technology that can detect water and sweat, leading to false alarms. Travelers experiencing a ...

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 ...

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 ...