Scanning the Skies for Threats from Space PPARC -- British astronomers are providing a vital component to the world-wide effort of identifying and monitoring rogue asteroids and comets. From this month, the UK Astrometry and Photometry Programme (UKAPP) for Near-Earth Objects, based at Queens University, Belfast, will track Near-Earth Objects (NEOs) and feed their crucial information into the international programme of protecting the Earth from any future impact by a comet or asteroid...