This month's challenge: talk to the aliens -- and our distant descendants

Article Abstract:

Two groups of message designers are working to encode a message including complex ideas in a clear and simple enough of a manner that unknown civilizations will be able to decipher it. One group is developing a message to warn future civilizations of the danger of the radioactive waste beneath Yucca Mountain. The other group plans to broadcast human ideals into outerspace to be interpreted by extraterrestrials.

Communication in science, Scientific communication

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Space shuttle: the next generation

Article Abstract:

NASA is considering several proposals for next-generation space shuttles. The agency is realizing that shuttles may not last as long as they need them to. Several illustrations are provided of what upcoming spacecraft may look like.

Space research and technology, Space Shuttle System, Space Shuttle Vehicle, Cover Story, Space shuttles

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Red rover, red rover

Article Abstract:

The article discusses the spacecraft that are being developed for NASA's two planned Mars expeditions. The expedition will feature two rovers and a burrowing lander. A multiple-page illustration of the the spacecraft is provided.

Product introduction, New Products/Services, Space flight, Interplanetary voyages

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