World’s fastest helicopter in flight by Robert Jones, 1 October 2013 Watch the Eurocopter X3, officially the world’s fastest helicopter, in flight during a recent tour of the USA 3,022 views comments Tags: demonstration, Eurocopter, flying, helicopter, in flight, USA, video, world's fastest, X3 More Like This... Transport New high speed train network for the UK Possible new futuristic rail route to be constructed Transport Video: Helicopter opens beer bottles “Waiter! Waiter! There’s a helicopter in my soup.” Transport How do slipstreams work? Why travelling directly behind another cyclist helps conserve energy in the velodrome More From The Internet... The Tiger tank Anatomy of a pig Chris Hadfield: "The dinosaurs are extinct because they didn't have a space programme" What would happen if the Moon moved closer to the Earth?