Feature

  1. Science News of the Year

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  2. Notes from the Authors

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  3. Danish Astronomer Argues for a Changing Cosmos

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  4. Front Matter

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  5. Astronomy

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  6. Animal Whodunit, Medical Mystery

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  7. Archaeology

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  8. Which Way’s Up?

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  9. Simplicity Makes for Superfast Computing

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  10. New Drug Thwarts a Chronic Leukemia

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  11. Biomedicine

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  12. Behavior

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