Feature

Plan Research Program on Petroleum Formation

More Cold Weather in Store for Nation

Middle-Sized Eggs Needed

Diet Aids Mentally Ill

Machine Counts Worn Paper Currency

Skewers for Broken Bones

Mechanical Cougher for Polio Patients

[Photograph]: Through the Periscope

Light on Leukemia Cause

Automatic Machine Output Influenced by Operator

Nature Ramblings: Hitch-Hikers

Two More Metals Found Superconducting When Cold