Feature

Crews Must Be Born on Space Ship to Stars

New Device Cheapens Water Fluoridation

In Science Fields

Guided Missiles Display

Adapt Slingshot to Cottonseed Grading

Giant Sea Turtles Found in Far Northern Waters

Sound Protects Keepers from Stinging by Bees

Aircraft Mechanic Need Not Be a Genius

Fatal Texas Weed May Yield Cortisone

Books of the Week

New Army Device Spots Enemy Mortars

[Photograph]: Martin Matador