Feature

  1. More Big, Weird Flowers

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  2. Physics

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  3. Materials Science

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  4. Sooty Air Cuts China’s Crop Yields

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  5. The Killing Fields

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  6. Science News Books

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  7. Mutation Causes Rare Gum Disease

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  8. Gene May Alter Ritalin’s Effects in ADHD

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  9. Back Matter

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  10. Kill the Messenger

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  11. Gill Net Changes Can Prevent Bird Drownings

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  12. The Trouble with Frogs

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