Feature

Whirling in Simple Tube Separates Hot and Cold Air

Mild Cooking Improves Chicks’ Soy Bean Food

Chemical Makes Safer Wave-Fixer for Hair

Mold Will Make Alcohol

Nature Ramblings: Whence May Flowers?

[Photograph]: Navy Transport

Virus Murders Germ by Stealing Phosphorus

Bacteria Corrode Concrete by Producing Sulfur-Acids

Germ-Killer in Garlic Produced Synthetically

[Photograph]: Penguins on Ice

Bomb Products Are Known

In Science Fields