Feature

  1. Weight and Toxemia

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  2. Trouble from N

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  3. Science Newsbriefs

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  4. Finding a Place to Put the Heat

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  5. Monkeys as Therapists

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  6. Books of the Week

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  7. Letter from London: Conservative Approach to Science

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  8. Behavioral Sciences

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  9. Back Matter

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  10. The Unfathomed Forces Driving Earth’s Plates

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  11. Studying the Effects of Gravity

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  12. Life in a Snowbank

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