Feature

Migraine Headaches Believed like Hives on Brain

Seldom-Seen Mercury in Evening Sky

Front Matter

Einstein Finds past Events Not Knowable with Certainty

Says Tennessee Will Repeal Anti-Evolution Law

Principals in Dayton Case Remote from Repeal

A Scientific Method of Weight Reduction

Children Learn without Taking Special Training

Physicists Now Sure Vibrations Occur in Heart of Atom

Chemists Hail Methyl Freed for Tenth of Second

In Science Fields

Same Current Gives Four Times the Light with New Lamp