Feature

  1. Electric Clock Set by Radio Signals

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  2. Fortune for Man Who Can Make Rain

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  3. Where Is the Noise?

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  4. “Ruins” of Nature

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  5. Beautiful New Waterfalls in Africa

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  6. Splitting Seconds with the World’s Newest Clocks

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  7. Train Dispatchers with Shifting Eyes

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  8. Cottonseed, Cheap Pellagra Preventive

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  9. Latest Knowledge of Plants Reported

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  10. The Labyrinth of Minos: A Classic of Science

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  11. Distorted Spectrum Reveals Star Speed

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  12. Prehistoric Indian “Melting Pot”

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