Feature

New Kind of Rupture Found under Immense Pressure

First Glances at New Books

Front Matter

Expanding Universe Theory Receives Blow in Discussions

[Photograph]: Better Tin Plate

Scientists Risk Lives in Carbon Monoxide Research

Gravity Value Determined at Bureau of Standards

New 1,200,000-Volt X-Ray Machine Aids Cancer Fight

Relativity and Quantum Theories Are Harmonized

New Property of Matter Is Believed Discovered

Railroad Rails Are Twisted, in Tests to Aid Safety

In Science Fields