Does Europa Have the Chemistry of Life? April 4, 2013 | NASA "Life as we know it needs liquid water, elements like carbon, nitrogen, phosphorus and sulfur,... NASA’s Global Map of Tree Canopy Height February 22, 2012 | NASA "A NASA-led science team has created an accurate, high-resolution map of the height of Earth's... USGS Historical Topographic Map Collection April 3, 2012 | USGS "The goal of the Historical Topographic Map Collection was to create an electronic collection of... Asteroid Belts and the Development of Life November 4, 2012 | NASA "Solar systems with life-bearing planets may be rare if they are dependent on the presence... Light from a Super Earth May 10, 2012 | NASA "NASA's Spitzer Space Telescope has detected light emanating from a "super-Earth" planet beyond our solar... Extreme Life Forms on Eccentric Exoplanets September 11, 2012 | NASA "Astronomers have discovered a veritable rogues' gallery of odd exoplanets -- from scorching hot worlds... Mars Was Habitable March 12, 2013 | NASA "An analysis of a rock sample collected by NASA's Curiosity rover shows ancient Mars could... Meteorites: Tool kits for creating life on Earth February 6, 2012 | Carnegie Institution for Science "Meteorites hold a record of the chemicals that existed in the early Solar System and... |