NASA confirms that Mars contains both liquid and frozen water.  discovery of summer watery flows on planet’s surface down cliffs and crater walls raising odds of finding life on red planet

The discovery of water could raise the odds of finding life on the red planet as well as help future manned missions to the planet, since it would help astronauts lighten their load traveling to Mars.

Photos via theguardian

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Nasa images of water flows on Mars Photograph: -/AFP/Getty Images