CORPORATE  PRESS  RELEASES  (INDIA)  news desk By Stephanie Hegarty BBC World Service 31 December 2011 When Concorde was decommissioned in 2003, supersonic air travel became a thing of the past. But work has begun on a passenger aircraft that could go further and faster - flying from Europe to Australia in four hours. Will it ever become a reality? The European Space Agency's goal is to create a hypersonic passenger plane, one that flies ...