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New Kind of Immunity Discovered by Chicago Scientist

Oldest Beetle Fossil Found in North China

Trees Fed and Cured by Hypodermic Injections

French Auto Trucks Generate Own Gas

Sir Oliver Lodge Holds Rain Making Possible

The Geometry of Ethics

Earthquake Experts Call for Volunteer Observers

Star’s Life Lasts 30,000,000,000,000 Years

Skin Color and Size Inherited Together

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Humble “Cooties” Help Solve Ancient Indian Race Riddles

Working Plants Longer Hours by Electric Light