Feature

Doctors Are Reading

[Photograph]: Hurricane as Seen from Outer Space

Front Matter

Implanted Pacemaker Adjusts Heartbeat

In Science Fields

Seed Hulls Help Prevent Tooth Decay in Rats

[Photograph]: Fifteen Acres of Plastic

Hospitals Worry Patients

Books of the Week

Porpoises Can Teach Man Marine Diving, Detection

New Ideas and Gadgets

[Photograph]: Little from Much