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Rendezvous with a Comet

After 10 years of flying through space, the Rosetta spacecraft arrives at its target [Infographic]

July 15, 2014 — Clara Moskowitz

Earth's Breathing Watched by Satellite

NASA will make another attempt to get the Orbiting Carbon Observatory into space to answer questions about global warming

May 28, 2014 — Stephanie Paige Ogburn and ClimateWire