Feature

Petty Gambling Costs U. S. $3,500,000,000 a Year

Science Has Own Atomic “Eleven” of Particles

Gold-Plated Silk Shown to British Scientists

Newspapers by Radio

Electrons, Corn, Bible Story, Figure in Smithsonian Report

Athenian Agora Yields New Archaeological Finds

Bones, Turtle Shells Make Attractive Collection

Front Matter

First Glances at New Books

Plants Can Hinder or Help Each Other

Scorpion Stings Declared Dangerous, Often Fatal

Earth’s Little Stars Respond to Weather