December 31, 2013
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This image, taken by the AIA instrument on NASA's Solar Dynamics Observatory at 171 Angstrom, shows the current conditions of the quiet corona and upper transition region of the Sun.
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Polar bears Taiga (L) and Eddy playfully fight at the Quebec Aquarium in Quebec City, Canada.
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An Afghan woman is reflected in a mirror at a small music shop in Kabul.
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A ski helmet is pictured in a sports shop in the Tyrolean ski resort of Hochoetz, Austria. Michael Schumacher's helmet almost certainly saved his life and leisure skiers should always wear head protection, said the man behind the main safety measures in Alpine skiing.