PHILIPSBURG, St. Maarten (AP) – Laura Dekker set a steady foot aboard a dock in St. Maarten on Saturday, ending a yearlong voyage aboard a sailboat named “Guppy” that apparently made her the youngest ...

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China is working on a hypersonic passenger jet concept that, on paper, could lap the planet in roughly seven hours, shrinking today’s longest flights to the span of a workday. The project, centered on ...