Feature

Front Matter

[Photograph]: Bristling Mercury Boiler

Intoxicating Drink Cannot Be Scientifically Defined Now

Nature Ramblings: Remember the Birds

Heat Wave Aids Small Boat to Sail “Impossible” Arctic Seas

Typhus Investigator Recovering from Disease

Ten-Year Sunspot Cycles Found in “Dearth” Periods

Conservation of Energy Law Declared Unnecessary

Irregular Teeth to Be Subject of Research

Scientists Differ on Role of Cigarette Tar in Cancer

First Glances at New Books

Blue Dye Proves Successful Antidote to Cyanide Poison