Feature

  1. No Human Progress without Crime

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  2. New Aurora Mystery Solved

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  3. Astronomers Elect

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  4. Describes Longest Eclipse

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  5. Checks Jupiter’s Moons

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  6. Calcium Clouds Spread through Space

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  7. Maker Tells of Large Telescopes

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  8. New Time Method

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  9. Classics of Science: Psychological Measurements of Individual Differences

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  10. Counting Fence Posts

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  11. Relativity Theory Reaches Psychology

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  12. No Pain Sensation

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