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exobiology |
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exobiology
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| NASA exobiologists (scientists who look for extraterrestrial life or life on other planets) have ruled out finding life on the surface of Mars. The idea, so far unfunded, will be discussed Tuesday at the San Juan Institute during a meeting of geologists, planetary scientists and exobiologists considering the potential for life on Europa. Even if the organic material in the 180-million-year-old rock did originate on Mars, it may simply represent material left over from a much earlier biological era on the planet, says exobiologist Christopher P. |
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