Add Yahoo as a preferred source to see more of our stories on Google. Scanners were introduced at airports to combat hijacking in the 1970s - Getty Images The conveyor-belt security scanners at ...

A super-sensitive passenger scanner that reveals hidden security threats is being trialled at Cardiff Airport in the UK. The walk-through scanner, which uses space technology to image human body heat, ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American The holiday season is upon us, and with ...

Thanksgiving weekend is traditionally one of the busiest traveling holidays of the year. As if remembering to pack your travel-sized liquids and easy slip-off shoes wasn’t enough to worry about, some ...

Biometric eye scanning holds the potential to offer tighter security than what passwords or fingerprint biometric scanning can provide. As of the time of publication, fingerprint scanning was the ...