Liquid Water on Mars Today, NASA announced that there is…occasionally…flowing, liquid water on the surface of Mars. What?! Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts How Budget Airline Work Will the Periodic Table Ever Be Complete? Why Do Humans Have to Brush Their Teeth? Why Don’t We Have Nuclear Fusion Power Yet? We Just Discovered a New Organ in Humans Light seconds, light years, light centuries: How to measure extreme distances