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Editorial

Nature 439, 763 (16 February 2006) | doi:10.1038/439763a; Published online 15 February 2006

Think global

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'Virtual globe' software is transforming our ability to visualize and hypothesize in three dimensions. Educators take note.

Millions of people across the world are zooming in from space, flying across continents, and swooping over mountains and through cities, thanks to Google Earth, NASA's World Wind and other free virtual globes.The ability to model the Earth in exquisite three-dimensional detail was previously only approached on the desktops of professional users of geographical information systems (GIS).