Feature

Peru Restricts Exports of Rotenone Plants

New Kind of Ether Acts Faster; Recovery Is Easier

Seals Unearthed at Rayy Shed Light on Persian Past

Survey Changes in Quality of America’s Population

Dancing-Dwarf Mechanical Toy Found in Egyptian Tomb

Medical Movie of Stomach Forerunner of Film Cartoon

In Science Fields

Is Man Doomed to Extinction?

Reflectors like Airplane Detectors Catch Bird Songs

Advises Reducing Sugar in Diet to Avoid Tooth Decay

Sex Gland Operations Prove Ineffectual on Cattle

Find Fossil Horse of Pliocene Period