Top news for December 21, 2008

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Nasa briefly loses contact with ISS after power outage and relies on backup systems for first time

NASA, DARPA Experts to Discuss Nuclear Rocket Program Developments

Warning of a forthcoming collapse of the Atlantic meridional overturning circulation

Moon gear: China building lander, rover and spacesuit for lunar missions (video)

Seawater Near Florida Reaches Hot Tub Temperatures As It Hits Record Levels

The start of spring in the Arctic is increasingly unpredictable

International Space Station: Live updates

Crazy, Close-Orbiting Exoplanet May Have Melting Surface, Says Astronomer

Defeating Data Thieves With Quantum Physics: The Future of Secure Digital Payments

Man Tests Positive For MERS-CoV in Abu Dhabi, WHO Reports