Feature

Earth Made of Meteor Material

Puts Three More Volcanoes on Map of U. S. Possessions

Nerve Currents Heard on Radio Instrument

Earth Said to Have Solid Core

Elements Change When Shot with Atomic Bullets

Air Came from Absorbed Gases in Rocks, Says Physicist

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Interior of Stars Studies

Rats Learn How to Grow Up Faster

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New Mixer Saves Time in Bread Making

Studies Unexplored Region of Spectrum