Had the planet Mars not existed: Kepler's equant model and its physical consequences
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چکیده
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If clinical chemistry had existed then....
Many myths, theories, and speculations exist as to the exact etiology of the diseases that affected famous artistic painters, composers of classical music, and political leaders. Illness can profoundly affect the productivity and creativity of those who are ill (1). Clinical chemistry, had it existed during the lifetimes of various wellknown individuals, might have unraveled the mysteries of th...
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The past and future habitability of planet Mars
Red planet: Mars is tantalisingly Earth-like in many respects, but took a different turn when it lost much of its atmosphere early on. Five space probes are currently active in its exploration. (Photo: NASA/JPL.) Life on Mars was considered almost a certainty at various points in the chequered history of our curiosity about the fourth rock from the Sun. The romantic hope for a second biosphere ...
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ژورنال
عنوان ژورنال: European Journal of Physics
سال: 2009
ISSN: 0143-0807,1361-6404
DOI: 10.1088/0143-0807/30/5/015