Indications for Water Flowing on Mars

Water existing on Mars is not anything new to report, but how about liquid (not frozen) water that is flowing today (not millions/billions of years ago)? Scientists have found that the relatively warmer summer Martian months cause liquid water to flow on the surface.

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General Information

Questions for Classroom Discussion

  • Where does water exist on Mars, and in what physical state?
  • What is the physical evidence that has led scientists to believe there may be liquid water on Mars?
  • How could scientists prove this new idea?
  • What is the significance of liquid water on Mars?

Compiled August 8, 2011, by L.A. Guertin

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