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Forward-looking flying car specialist Terrafugia has unveiled a new autopilot-equipped STOVL concept which it says could be on sale in 8-12 years. But will the science-fiction staple of the flying car ever take off?
NASA chief Charles Bolden says that the agency is moving forwards with plans for a manned Mars mission, but there are significant ‘technology gaps’. Which of these is likely to be the most difficult to overcome?