This study with examine DHS's procedure and equipment to estimate radiation exposures used in screening air travelers, and provide a report with findings and recommendations on whether exposures ...

Cover Image: A common scene at a fictional airport employing passenger screening using a backscatter X-ray machine. Artist: Erik Svedberg. Image created by ray tracing, where computational rays of ...

A quarter century after passenger and baggage screening became mandatory at airports, airport security has shifted its focus away from checked bag screening, metal detectors, and manual checks to ...

The difficulty with security technology, as advanced as it has become, is that the threats it faces are constantly evolving, too. As such, the priority for security organizations such as the ...

Travelers celebrated the suggestion that American airports might soon ease restrictions on liquids in carry-on bags that create endless hassles at security checkpoints, but more than a third of all ...