Feature

Same Frog Both Male and Female

Determine Sex by Blood Tests

New Evidence That Chemists Can Transmute Elements

Intelligence Is Minor Factor in Money Making

Russia to Have Largest Refracting Telescope

Diabetes Insipidus Cause Believed Found

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Large Sunspots Indicate Great Solar Activity

Old Chinese Drug Is New Medical Find

Evolution Unmolested at Nebraska University

Rats Thrive on Alcohol Ration

To Encircle Cities with National Forests