Feature

  1. Coat Nickel and Cobalt on Metal without Electricity

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  2. Ten Top Science Advances

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  3. Water Can Make Rain Fall

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  4. Ammonium Sulfamate Made More Easily

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  5. Nature Ramblings: Will toward Peace

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  6. Science Review for 1947

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  7. Man-Made Minerals

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  8. Front Matter

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  9. Discover Huge New Comet from Ship in Pacific

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  10. Sandwich-Panel Houses

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  11. New Machines and Gadgets

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  12. Jet Plane Folds Its Wings

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