Feature

Mme. Curie’s Daughter Confirms Neutrons

Hundreds of Monte Alban Tombs Yet Unexplored

New Comet Probably Twin to Newman Comet

X-Ray “Baths” Now Possible for Patients with Tumors

Nature Ramblings: Striped Bass

First Glances at New Books

Front Matter

Double Weight Hydrogen Found in Water Electrolysis

Russian “Velvet Tree” May Compete with Cork Oak

Millions of American Clocks Have Only Five-Second Error

Michigan Fish Often Have More than One Head

Diabetic Burns Fat Instead of Sugar during Exercise