12-Mile-High Tower May Launch Spacecraft HorizontallyThoth Technology last month won patents in the U.S. and UK for a space elevator -- a 12-mile-high tower that could herald a new era of space transportation. If all goes as planned, the freestanding ThothX Tower will be the tallest structure in the world by far. Dubhai's Burj Khalifa, currently the world's tallest building, is a mere half mile in height.
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12-Mile-High Tower May Launch Spacecraft Horizontally
