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Selected from tens of thousands of questions posed to Astrobiology Magazine, the best ones are culled in a reader dialog that helps guide new areas to explore. Key questions continue to center on some of the most extreme conditions on earth, and the chances for liquid water elsewhere.
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Monday, September 29, 2003
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The rapid advances in genetic sequencing have allowed comparisons previously unavailable to those scientists who try to understand how such a complicated structure as DNA might have evolved. But communicating an entire organism compactly in code may require a more ancient art: the music of the spheres.
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Thursday, August 28, 2003
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Rather than just listening for another civilization to send us a communication, what would we say if Earth took on the daunting task for broadcasting to other celestial correspondents. One of the cornerstones historically for such an effort has been an abstract language, called Lincos.
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Monday, August 25, 2003
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Is a logic-based language, that tries to communicate our notions of space and time, the best way to start a new conversation? Or should this conversation begin with a friendly introduction that is less terse?
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Sunday, August 24, 2003
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To design an interstellar message, does one have to find ways to communicate that humankind has the potential to be friendly, loving, and altruistic toward non-kin individuals or strangers? How to announce our stewardship of the planet as a good neighbor?
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Saturday, August 23, 2003
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Comparing the task presented to a stellar communicator to the reasoning why past civilizations have prepared for posterity, one considers whether SETI lays the groundwork for future archaeology. Why did our terrestrial ancestors prepare relics like the Rosetta Stone?
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Friday, August 22, 2003
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Should an interstellar communication be encoded in the language of mathematics, or should we tolerate the ambiguities and nuances of spoken languages which may not share much context?
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Full story...
Thursday, August 21, 2003
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Selected from tens of thousands of questions posed to Astrobiology Magazine, the best ones are culled in a reader dialog that helps guide new areas to explore. Key questions continue to center on some of the most extreme conditions on earth, and the chances for liquid water elsewhere.
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Full story...
Friday, August 08, 2003
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What are the chances that an advanced civilization might be periodically visiting Earth? Surveys consistently show that many people are not only intrigued by this possiblity, but moreover are convinced of its veracity.
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Tuesday, July 29, 2003
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In August 1977, a sky survey conducted with Ohio State University's "Big Ear" radio telescope found what has become known as the 'Wow' signal. Registering an enormous signal strength, the shape of the signal had the characteristic rise and fall expected for its short 72 second lifetime. But a hitch remains: the signal has not been retrieved from other sky surveys, making it more anomaly than confirmable cosmic source.
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Sunday, July 20, 2003
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