Feature

American Types Seen as Needing Science Study

Vitamin C May Be Formed from Fatty Substance

Front Matter

Dead Head and Live Tenor [Baritone] Aid Study of Human Voice

[Photograph]: Xerophyte Meets Xerophyte

Geologic Santa Claus Comes up Earth’s Great Chimneys

Rocks Flow, Then Break, Harvard Studies Show

[Photograph]: A Gallacker

Influenza and Colds Are Attacked from New Angle

Scientists Still Seek Perfect Anesthetic

Biologists Find a Way to Keep Starlings Away

Steel Industry Keeps Young through Research