Water on Mars? This CNN broadcast does a pretty good explanation on the reasoning behind the images from the Mars rover that prove water once existed there. Now to expand on this knowledge and set new goals. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Did Stephen Hawking Just Kill the Concept of a Black Hole? How Many Things Are There? What Is the Most Dangerous Place on Earth? Have We Found The Fifth Force Of Nature? Could Anti-gravity Really be Possible? Who Is The Mystery Mummy Buried In King Tut’s Tomb?