For anyone working in the aviation industry or who has traveled on a plane, the news that a Virgin Atlantic flight had to turn back to London Heathrow after one of the pilots suffered an eye injury due to a laser pointer aimed at the cockpit is distressing—but certainly not surprising.
Energy loss in optical systems, such as lasers, is a chief hindrance to their performance and efficiency and it occurs on an ongoing, frustrating basis.
Mechanical engineers have found a way to dramatically increase the sensitivity of a light-based plasmon sensor. They say it could potentially be used to detect an incredibly minute and hard-to-detect explosive popular among terrorists.