Vol. 56 No. #25
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More Stories from the December 17, 1949 issue

  1. “Chinless” Ancestor Found

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  2. New Machines and Gadgets

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  3. Front Matter

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  4. Earth’s Current Balanced

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  5. Better Cake and Bread

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  6. Ship Corrosion Prevented

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  7. Star Measures Distances

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  8. Large Galaxy Clouds Found

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  9. Rotation Treatment Saving Cancer Patients

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  10. Moon Craters Change

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  11. “All-over” Itching May Spell Family Resentment

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  12. Gas Turbines for Autos Present Many Advantages

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  13. New ACTH, Cortisone Use

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  14. New Syphilis Treatment

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  15. Geiger Counter Tubes Are Protected by Canning

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  16. X-Ray Machine Treats Twice as Many Patients

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  17. In Science Fields

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  18. Toys Reflect Man’s Culture

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  19. Secretary Substitutes Baby for Typewriter

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  20. Thousands of Elk to Starve This Winter

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  21. Pre-Columbian Furnaces Pronounced Lime Kilns

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  22. Rh Factor-Deafness Linked

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  23. Plastics in Body Danger

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  24. Hawaiian Lobsters Are Not Emigrants from U. S.

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  25. Reasonable Precautions Will Make Xmas Safe

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  26. Nature Ramblings: Christmas Botany

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  27. More, Cheaper Cortisone

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  28. DDT Helping Save Elm from Extinction

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  29. Cancer, Brain Stories Win Science Writing Awards

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  30. Books of the Week

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