In this breathtaking photograph we see the Bahamas from orbit on January 13, 2013. The photo was taken by a member of Expedition 34 aboard the International Space Station.
Hypothetical Questions: What would happen if either oxygen (O) atoms or only the gas, O2 were to go away?
Image Credit: ISS Expedition 2 Crew, Gateway to Astronaut Photography of Earth, NASAExplanation: No sudden, sharp boundary marks the passage of day into night in this gorgeous view of ocean and clouds over our fair planet Earth. Instead, the shadow line or terminator is diffuse...