Feature

Sharp Sterile Scalpels Packaged in Aluminum

Using Less Water Cuts Cotton Spraying Costs

Summer Eye Protection

Nickel Base Alloy Adds Thrust to Jet Engines

[Photograph]: Lensless Microscope

More Boys than Girls Born during World War II

Fish Dislike Man’s Smell

Cortisone Effective for Severe Skin Disorders

Heat Danger Signal

100-Year-Old System Slows Mental Health Care

[Photograph]: Steam Catapult for Jets

Color Pictures Replace Hard-to-Read Blueprints