Feature

Nature Ramblings: Ruinous “Improvements”

Front Matter

Explains Why Older Men Win Marathons, Boys a Short Dash

Platinum-like Metal Found in Alaska

[Photograph]: Citizen of Kish

Place in the Air Predicted for “Windmill” Plane

Rare Earth Elements Found in Leaves of Hickory

Quints Identical, Patterns of Finger Bases Indicate

Make Electrical Device for Cleaning Dust from Air

Plants Grown in Sand Given Mineral Nutrients in Solution

Produces Cheap Pig Iron from Poor Ores in New Way

Oil Refinery Piping Damaged by Salts Formed by Acids