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Heated Nests with Baths Built by Park Bluebirds

Sand-Paper Lithographer Invented by Artist

Talking across Atlantic May Be Made Much Cheaper

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Fossil Elephants Found in Swamps of Minnesota

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Scientist Transplants Beating Heart into New Body

Contagious Health

Ocean Conference Plans Survey of Unknown Seas

Greeks Used Sloping Roof 3000 Years Ago

The New Sunspot Cycle Sets In

Second Babies Younger If They Are Girls