Nope, these advanced imaging technologies are not the same. So whether you're concerned about privacy, safety or time as you're shuffling through the airport security line, we can tell you how these two types of scanners stack up against each other.
Ever wondered how that thing works? Explore the inner workings of many common devices and inventions, as well as those that aren't so common, such as compasses, gyroscopes and bug zappers.
More To Explore