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Bacteria that don’t need oxygen and 3-D map of ancient universe

1 May 2011, 23:46 UTC
Bacteria that don’t need oxygen and 3-D map of ancient universe
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Welcome! "Alien Life" tracks the latest discoveries and thoughts in the various elements of the famous Drake Equation. Here's today's news:g Stars - The largest-ever three-dimensional map of the distant universe has been created using the light of the brightest objects in the cosmos. See article.g Abodes - A team of scientists led by Rice University has figured out why the Colorado Plateau - a 130,000-square-mile region that straddles Colorado, Utah, Arizona and New Mexico - is rising even while parts of its lower crust appear to be falling. The massive, tectonically stable region of the western United States has long puzzled geologists. See article.g Life - Exotic bacteria that do not rely on oxygen may have played an important role in determining the composition of Earth's early atmosphere, according to a theory that a researcher is testing in the scalding hot springs of a volcanic crater in Siberia. See article.g Message - Science fiction author David Brin offers a copy of his 1983 article “Xenology: The Science of Asking Who’s Out There”. While two decades old, the information is still relevant and offers a good overview of fundamental astrobiological questions.g Cosmicus - A technique that astronomers use to parse ...

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