By Aaron Kesel

After years of using full-body scanner devices that emit radiation, the TSA is testing a new technology dubbed terahertz to screen multiple airport passengers at the same time, from a distance of up to 25 feet away, LA Times reported.

The technology, described as “passive terahertz” screening, is said to be "radiation-free," according to Kevin Gramer, vice president of Thruvision Americas, the producer of the new invasive technology...