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May 2005

Microwave Beaming and the Cosmos Sail

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How to Observe a Wormhole

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On Shielding a Starship

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Voyager at the Edge

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Microlensing Finds Distant Planet

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Webb Telescope Joins Voyagers on Endangered List

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On ‘Central Projects’ for a Civilization

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Space Technology Viewing Itself

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Is Dark Energy Real?

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Fine-Tuning the Interstellar Lightsail

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