Feature

Airstrips Cheaper If Thinner at Edges

[Photograph]: Tracks Meteors

To Study Earth’s Heat

Local Community Is Called Key to Crime

Six-Foot Air-to-Air Missile Has “Brain”

Tiny H-Bombs like TNT

Books of the Week

Can Prevent Dustbowls

Worry Rates with Poor Sight as Accident Cause

More Grasshoppers and Fewer Crickets

Sees Warm, Dry Summer

Heavy Oil to Produce Coke and Gasoline