Feature

Year’s First Comet and Unidentified Object Seen

End of Earth Foreseen When the Sun Explodes

Experiments Compare Value of Radium and X-Rays

Those Most Sensitive to Electricity Stand Shock Best

Demand for Spotted Fever Vaccine Rises

Infant’s One-Pound Weight Called Outstanding

Nature Ramblings: One Acre: One Man

Sheep Die of “Rabbit Fever,” Carried by Ticks

First Glances at New Books

Other Planets Tell about Earth’s Past and Future

Proper Schooling Raises Intelligence of Children

Plans New Cosmic Ray Studies for Stratosphere Flights