Feature

Age for Earth Given

Hypnosis for Anesthetic

Use X-Rays to Diagnose Acute Appendicitis

No Learning while Asleep

Physics Institute Plans New Building

Dietitians on Diet Show Potato’s Value

[Photograph]: Checking Diodes

Weed Killers Dangerous May Hurt Ornamentals

H-Bomb Problem Remains

Front Matter

Trace Hormone Creation

[Photograph]: Geophysical Globe