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November 25, 2013


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Several images taken by the Hubble Space Telescope in order to help identify key stellar distance markers known as Cepheid variable stars (Hubble Legacy Archive, ESA, NASA)
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Several images taken by the Hubble Space Telescope in order to help identify key stellar distance markers known as Cepheid variable stars (Hubble Legacy Archive, ESA, NASA)

Indian laborers carry cow dung cakes over their heads in Allahabad. Dried cow dung is used as a fuel for cooking in rural and agricultural areas of India.
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Indian laborers carry cow dung cakes over their heads in Allahabad. Dried cow dung is used as a fuel for cooking in rural and agricultural areas of India.

Honor guard soldiers position a red carpet before the arrival of China's Premier Li Keqiang at the Henri Coanda airport, outside Bucharest, Romania.
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Honor guard soldiers position a red carpet before the arrival of China's Premier Li Keqiang at the Henri Coanda airport, outside Bucharest, Romania.

Residents hide near a burning car during clashes between members of Islamist militant group Ansar al-Sharia and a Libyan army special forces unit in the Ras Obeida area in Benghazi.
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Residents hide near a burning car during clashes between members of Islamist militant group Ansar al-Sharia and a Libyan army special forces unit in the Ras Obeida area in Benghazi.

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