Feature

  1. Germ-Resistant Plants

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  2. Seek Clues to Inborn Errors in Body and Mind

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  3. Flame-Proofing for Cotton Perfected

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  4. New Machines and Gadgets

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  5. Eel’s Appearance Puzzles

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  6. Blood Test Shows Extent of Heart Muscle Damage

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  7. Hydrogen Balance May Be Clue to Epilepsy

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  8. Adolescence Is Period of Confidence and Optimism

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  9. 1956 Cars Will Have Safety Door Latches

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  10. Nature Ramblings: The Ragweeds

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  11. Race Horses’ Hearts Provide Clue to Winners

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  12. New Machines and Gadgets

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