Skip to main content

Features

Votes in the Making

What are the factors that influence voters and decide elections? The investigations of social science have begun to add to the knowledge of the politician

By Paul F. Lazarsfeld

Ground Water

The subterranean rocks of the U. S. hold more water than all its surface reservoirs. Yet the present demand on this mighty store raises the question of whether it is being permanently depleted

By A. N. Sayre

Partner of the Genes

An account of the experimental evidence indicating that the factors controlling heredity lie not only in the nucleus of the cell but also in the rest of it

By T. M. Sonneborn

Simple Simon

A small mechanical brain that possesses the same fundamental characteristics as its larger relatives can explain in rudimentary fashion how they work

By Edmund C. Berkeley

Surgical Stitching

The surgeon's needlework is in many ways similar to that of the housewife, but it requires special skills because of the properties of the material

By Sir Heneage Ogilvie

Ion Exchange

The technique of replacing electrically charged atoms or groups of atoms with others of the same charge has become increasingly useful to science and technology

By Harold F. Walton

Is Man here to Stay?

Throughout evolutionary history all dominant forms of life except man have been supplanted. Thus far the new dominant forms have sprung from unobtrusive, unspecialized creatures

By Loren C. Eiseley

Departments

  • 50 and 100 Years Ago: November 1950

  • "Spinal" Cats Walk

  • Science and the Citizen: November 1950

  • Letters

    Letters to the Editors, November 1950

  • Recommended

    Books, November 1950

  • Amateur Scientist

    The Amateur Astronomer

  • Departments

    Bibliography

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
November 1950

See the World from a Different Perspective

Subscribe to Scientific American MIND