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Features

Teenage Attitudes

What are the beliefs, desires and problems of Americans of high-school age? The answer is sought through polls of 3,000 high-school students in all parts of the U. S.

By D. H. Radler and H. H. Remmers

Superfluidity

When liquid helium is cooled to 2.2 degrees above absolute zero, it flows without friction. A Soviet physicist describes how this strange fluid exhibits the quantum properties of individual atoms

By Eugene M. Lifshitz

The Duplication of Chromosomes

It is generally assumed that the basic genetic material is DNA (deoxyribonucleic acid). How are the molecules of DNA arranged in the chromosome, and how do they make replicas of themselves?

By J. Herbert Taylor

Cattle

They can convert otherwise useless vegetation into milk and meat. Physiology and genetics are now showing how they can be made to do so more efficiently in widely varying environments

By Ralph W. Phillips

The "Talking Boards" of Easter Island

The island's inscribed tablets have been even more puzzling than its celebrated stone heads. The writing of the tablets has recently been deciphered by the author of this article

By Thomas S. Barthel

Climate and the Changing Sun

It is generally assumed that the rate at which the sun has radiated energy during geologic time has been reasonably constant. The author indicates how this rate may have varied and caused ice ages on earth

By Ernst J. pik

Computer v. Chess-Player

Can a machine be made to think creatively? One reply is: First, can a machine be made to play a good game of chess? How a computer was programmed so that it could defeat an inexperienced human opponent

By Alex Bernstein and Michael de V. Roberts

Departments

  • 50 and 100 Years Ago: June 1958

  • Science and the Citizen: June 1958

  • Gout and Metabolism

  • Letters

    Letters to the Editors, June 1958

  • Recommended

    Books

  • Mathematical Recreation

    Mathematical Games

  • Amateur Scientist

    The Amateur Scientist

  • Departments

    The Authors

  • Bibliography

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