Enjoy It While You Can: Dropping Oxygen Will One Day Suffocate Most Life on Earth

NASA loses contact with ICON atmosphere-studying satellite in Earth orbit

Megadrought: How the current Southwestern North American megadrought is affecting Earth's upper atmosphere

NASA is celebrating the 50th anniversary of the iconic "Blue Marble" photo of Earth, taken on Dec. 7, 1972 by the crew of Apollo 17.