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A River Ran Through It: Why Do They Think There Was Once Water on Mars? - Universe Today
Why is everyone so excited about these dusty Mars rocks? This week’s big news was the announcement of evidence for flowing water on Mars, based on images of what appear to be smooth river rock-type pebbles found by Curiosity. Of course that’s a big statement to make, and for good reason — identifying water, whether … Continue reading "A River Ran Through It: Why Do They Think There Was Once Water on Mars?"