Feature

Front Matter

Conquer Fruit Disease

New Artificial Kidney Use

Goliath-Sized Transistor Has Record Power Output

Books of the Week

Polio Virus Particles

Control Fungus Disease

Electronic “Brain” Scores Students’ Tests

Turkey Crop Is down from Last Year’s High

No A-Bomb Effects

New Machines and Gadgets

Sea Slugs Air Shipped to Keep Brilliant Colors