Feature

Electrical Attraction Is First Virus Attack Step

Previral Units Are Forerunners of Virus

Private Planes in War

Sculpture Aids Blind

More Flying Saucers

Prevent War by Word War

[Photograph]: Kingsiphon

Dutch Elm Beetles Becoming DDT-Resistant

Cats Work, Play with Rats

Viki, a Chimp, Talks

In Science Fields

U. S. Pumps Oil for Korea