HTTP:: The Chance for Life May Be Higher than Thought
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For a few decades, those believing that the chances for life elsewhere in the Universe are small have made circulate a theory that backs up their claims, known as the anthropic argument. Essentially, it states that the period of time it takes life to evolve is longer than the period in a star's life when it can sustain it on planets around it, and that, therefore, complex life must be very rare. Now, a new study comes to question this established line of reasoning, and proposes that complex life may occur more often and under less conditions than first thought, Space informs. Astrophysicist Brandon Carter was the first to propose the anthropic argument back in 1983, after successfully conducting remarkable work in the field of anthropic principles back in the 1970s. The driving force behind his argument is the assumption that the life cycle of a star is completely independent from the time frame complex life needs to appear and develop. In a new scientific study, astrobiolo!
gist Milan M. Cirkovic and colleagues argue that this argument is obsolete, because it has been proven that no body in, for example, the solar system, is completely independent from others. âœThere are many different ways in which planets in our solar system are not isolated. We must not regard habitable planets as closed boxes. If...
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http://news.softpedia.com/news/The-Chance-for-Life-May-Be-Higher-than-Thought-119182.shtml
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Friday, August 14, 2009
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