Feature

Sailors to Be Protected by Plastic “Greenhouse”

Clues to Stomach Cancer

Knowledge about Heredity from Photograph Studies

Instrument Fights Cancer

Test for Pregnancy Gives Answer in Only Two Hours

Results of Sleeplessness

Penicillin Reduces Caries

Roman-Nosed Rodents Flown up from Haiti

Strain on Heart Measured

Gland Chemical Gets Trial

Fowl Tick Spreads Serious Poultry Disease

Mayan Art Discovered