Feature

Mathematical Formula Describes Legislator’s Vote

Old Shipwreck Gives Clue to Formation of Petroleum

Front Matter

Last of the Phlogistonists: “A Classic of Science”

In Science Fields

High Voltage Tubes Declared of Little Value against Cancer

Known Oil in Ground Equals Petroleum Already Produced

X-Ray Tube Gives Radiation Equal All Radium in World

Nature Ramblings: Homer of the Eels

Enriching Ores Foreseen to Support Steel Industry

Fish of Different “Feather” Often Flock Together

Beetles Live under Water Months without Breathing