Top news for December 21, 2008

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'Backward and upward and tilted': Spaceflight causes astronauts' brains to shift inside their skulls

Viruses may be more powerful in the International Space Station's microgravity environment

'Star Trek: Starfleet Academy': Paul Giamatti and Holly Hunter on beaming into the storied sci-fi franchise (interview)

One Simple Diet Change Helps Older Adults Lose Fat And Boost Metabolism

Physicists Discover Bizarre New Oscillation States Inside Magnetic Whirlpool

Implant provides lasting relief for treatment-resistant depression - EurekAlert!

Fire on Ice: The Arctic’s Changing Fire Regime

Fires on the Rise in the Far North

Design and synthesis of Zr-IR825 nanoparticles for photothermal therapy of tumor cells - EurekAlert!

Female sex and higher education linked to escalating prevalence of obesity and overweight in Africa - EurekAlert!