Feature

Rat “Digests” Quarter of a Steel Ball Bearing

Ancestors of Crocodiles Studied at American Museum

Strange Easter Island Writing May Be Notes of Orators

Life without Parasites Forecast by Rat Experiments

Only Half of Lightning Flash Is Seen by Observers

Climates Made in Basement

In Science Fields

Nitrogen and Phosphorus: “Classic of Science”

[Photograph]: He Cuts Steel with Water

European “Decoy Ponds” Cause Slaughter of Wild Ducks

Wheat to Withstand Droughts Being Sought for Canada

Leaves of “Spanish Needle” Used in Hawaii as Tea