Feature

Balanced Diet for Insects

U.S. Birth Rate May Decline

Produce Heart Damage by Cold for First Time

New Key to Artery Ill

[Photograph]: Largest Reptile Skull

Scientia International

Butter to Spare Arteries

Polio Methods Help Save Head Injured

[Photograph]: Bloodroot Family

Year-around Mushrooms Grown on Waste Sawdust

Plan Missile to Moon

U. S. Women 42 to 51 Have Had Fewer Children