Feature

  1. Whirlwind, Ultra-Fast “Brain,” Now Operating

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  2. Nature Ramblings: Christmas Goose

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  3. Microwave Radiation Tells of Hydrogen Gas between Stars

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  4. Plenty of Insulin Assured for Disasters

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  5. “Hobo” Flies Travel Miles Searching Food

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  6. [Photograph]: Crystal Trap

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  7. Strength in Antifreeze

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  8. Syphilis Shortens Life

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  9. Fighting A-Bomb Fires

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  10. Top 1951 Science Stories

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  11. Synthesize New Vitamin Factor Called Biocytin

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  12. With Ulcers, No ACTH

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