Science Why you shouldn't expect a hoverboard any time soon

Researchers at NYU say they have made a breakthrough in understanding how insects manage to remain in one place in the air. But building vehicles that can do the same is a tall order.  

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Technology has made hovering possible for years. Yet despite its widespread use – in the military, competitive racing, and mass-transit – there is still something wholly surreal about a still object that floats, somehow, in midair.