Feature

Antidote to Ultraviolet, Daylight, Is Cancer Hope

Hint New Dosimeter

Brazil’s High Grade Ores

[Photograph]: Black Leopard

Wheat Rust Less Dangerous than Experts Had Feared

Science Fairs Aid Nation

Draft Boards Have Option

Devise Way to Estimate Next Fall’s Pheasants Now

High Quality Dry Ice Obtained from Natural Gas

Perfect Vacuum Bottle to Store Liquid Helium

If DDT Does Not Kill Flies, Try Non-Chlorinated Chemicals

Phosphors Convert Better