Spotting Nuclear Weapons & Blasting Asteroids - LIGHT MATTERS 04.02.2014

On this week's show we discuss how IR technology can spot nuclear weapons sites, ways a new light-control system could spark advances in solar photovoltaics, and how asteroids may meet their match in lasers. Light Matters is the Photonics Industry’s only weekly news program and is hosted by Photonics Media editors Laura Marshall and Justine Murphy.