Feature

Cancer Cannot Be Bred out of the Human Race

[Photograph]: Records Cosmic Rays

Under T.V.A. Controversies Lies Much Science Research

Nature Ramblings: New Kinds of Silage

New Type “Horn” Antenna Produces Sharper Radio Beams

In Science Fields

New X-Ray Tube Arrangement May Reduce Cost of Treatment

Epilepsy Soon to Be Brought under Medical Control

New Heavy Charged Particle Fits into Present Theories

Yeast May Take Its Place with Liver in Treating Anemia

Front Matter

“Tailor-Made” Flame Makes Oil Burners Fit