Feature

Laminated Baseball Bats

Tornado Warnings

Coal-Burning Turbine May Challenge Diesels

Books of the Week

New Golden-Brown Gem Stone Found in Ceylon

Would Speed Research by Security Rule Change

STS Winners’ Reports

Air Industry Still Booms

Dirt Clings to Nylon Rough Edges and Seams

Rockets Rescue Plane in Tailspin Tests

Nature Ramblings: Hepatica

New Tube Designs Ease Radio-Gear Maintenance