Feature

Nature Ramblings: The Big, Bad Barracuda

Earthquakes of the Week

Loud Sounds Seem Lower in Pitch than Softer Tones

Front Matter

Insect Hordes Survive Winter; Ready for Attack on Crops

Physics Turns Time Backwards; Mind Again Eludes Analysis

Layers Found in Asphalt May Describe Prehistoric Weather

[Photograph]: Boulder Dam at Night

Explorations at Ur Finished; Cemetery Found in Pit Bottom

Ravens Know Trick of Military Aviators

[Photograph]: Drawing New Life from the Dead

Radio “Echoes” from Moon to Be Sought by Thousands