Every now and again our imaginations are fed with the thought of life within our very own solar system (outside our planet) being a reality. The most plausible location outside our planet of course that might support life would be mars. Recently, Nasa has discovered Silica on a Mars volcano. The presence of Silica is significant as its presence is vital evidence for the existance of microscopic life either in the past or presently. The scientific explination (in short) is that the hydrated silica found could have only been produced in conditions which are habitable. This astounding discovery is more evidence that supports the theory of life\’s former presence on mars.
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