Feature

  1. High Hill near Rio Site of City’s First TV

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  2. Beads, Sparkling and Lustrous, Are Radioactive

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  3. Nature Ramblings: Armadillo

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  4. In Science Fields

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  5. Prevention by Removal

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  6. Writers Target of Critics

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  7. [Photograph]: Most Powerful Reactor

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  8. Front Matter

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  9. Speed-up in Research

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  10. “Squirting Gertie” Frosts up before Defrosting

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  11. Gas Turbine in Heater Warms Arctic Planes

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  12. “Long-Distance” Seeding

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