It could whisk you from London Heathrow and have you stepping onto the air bridge at New York’s John F Kennedy airport just three hours later. It would take you in no small comfort – luxuriously so, if you’re in first class – at speeds approaching 2,300mph (3,680km/h), the Atlantic Ocean racing below your feet. The Flash Falcon, looking like a spacecraft from the video game franchise Halo, is a futuristic peg to fill the hole left by the retirement of the Supersonic Concorde in 2003. At the heart of the Flash Falcon is something revolutionary; it is designed to fly on nuclear power, with a fusion reactor pumping energy to its six electric engines.
http://www.bbc.com/future/story/20160713-could-this-be-the-first-nuclear-powered-airliner