Feature

Oysters Grow Best in Harbors

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Barn Swallow and Bobolink Long Distance Fliers

Ears Get Tired after Hard Day, Say Scientists

School Rooms Badly Lighted, Says Expert

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Blue and Red Flowers Colored with Same Dye

Ancient Bear Bone Fetish Gave Man Artistic Urge

Discover Russian Site Popular with Prehistoric Men

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Spleen an Aid in Resisting Tuberculosis and Tumors

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