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+4 +1How the balloon transformed our view of the world
Before the balloon, the atmosphere was like a blank slate on which fantasies were projected. Philosophers speculated that the skies went on forever.
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+19 +1Virgin Galactic’s new SpaceShipTwo space plane flexes its wings in flight for first time
Virgin Galactic had VSS Unity, its upgraded SpaceShipTwo rocket plane, bend its wings into a “feathered” position for the first time in the air. By Alan Boyle.