Feature

Exact Reproduction Not Goal of Ancient Greek Sculptors

Sunspots and Tree Rings Prove Aid to Engineer

First Glances at New Books

In Science Fields

Sinai’s Neighbor Mountain May Carry New Observatory

Every Snowflake a Unique Jewel

Streamline Type Challenge to Automobile Makers

Maya Indians Have Better Teeth than College Girls

Plenty of Water Found Better than Little for Nephritis

Photographs Record High Speeds of Atomic Hearts

[Illustration]: The Great Warrior

Scientists Work to Freshen Stale Air with Electricity