Feature

Amazing Landscape Lies beneath the Pacific Ocean

Sheep Reared Successfully on a Synthetic Diet

Back Matter

Time Signals Now Broadcast Twenty Times Each Day

Explore Mystery Isle

Astronomer Explains Star Going Two Ways at Once

Artificial Radioactivity Seen as Aid in Cancer Fight

New Band of Ultraviolet Found in Sun’s Rays

Front Matter

New Instrument Maps Shoal Bottoms Rapidly, Accurately

Advises Reducing Sugar in Diet to Avoid Tooth Decay

Reflectors like Airplane Detectors Catch Bird Songs