Feature

  1. Insects Fight Insects

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  2. Measured Heart Damage

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  3. Scientists Emotionally Involved in Their Work

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  4. Dates by Magnetism

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  5. Young Scientists Cruise

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  6. Cometary Space Probe

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  7. Optical Masers Probe the Secrets of Matter

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  8. Space Telephone by 1962

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  9. Sun-Powered Generator

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  10. Pacific Peopled Earlier

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  11. New Ideas and Gadgets

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  12. Hits Language Problems

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