National Aeronautics and Space Administration
Criteria for Habitable Planets and Implications for Earth
The search for extraterrestrial life has always been one of our greatest fascinations with the universe, and there is no better time to be fascinated than now. With the advent of newer technology, the search for habitable planets has recently been successful in identifying planets that could possibly harbor life, even if it may exist [...]
NASA’s Life changing Arsenic Organism?
NASA held a press conference on December 2, 2010, about their discovery of a bacterium researchers claimed was able to use arsenic, instead of phosphorous, as part of its DNA backbone. This press conference was extremely well advertised and promised the existence of something extraterrestrial. But the organism in question, GFAJ-1, is far from extraterrestrial [...]
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