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Features

The Thymus Gland

Its function has been poorly understood, largely because the gland atrophies after childhood. Now it appears that the thymus founds a line of cells that is responsible for the production of antibody

By Sir Macfarlane Burnet

The Pleiades

The stars in this familiar cluster move majestically about like bees in a swarm. These motions are a clue to how the stars came to be formed out of interstellar gas some 60 million years ago

By D. Nelson Limber

The Physics of Violins

Modern acoustics is making it possible to account for the exquisite performance of the violins made by the Italian masters. The result promise a further evolution in the instruments of the violin family

By Carleen Maley Hutchins

Chemical Topology

Although molecular rings are quite familiar, it has only recently been demonstrated that two such rings can be linked. It may even be possible to synthesize molecules in the form of knotted rings

By Edel Wasserman

Neutron Radiography

Pictures made by slow neutrons disclose many things that cannot easily be seen in pictures made by X rays. New detection methods are making it attractive to use neutrons as an inspection tool

By Harold Berger

Visual Pigments in Man

One pigment records images in black and white when the light level other pigments distinguish is raised. The blue-sensitive is low; two the level between green and pigment is yet to red when be found

By W. A. H. Rushton

Departments

  • 50 and 100 Years Ago: November 1962

  • The Lysenko Affair

  • Science and the Citizen: November 1962

  • Social Deprivation in Monkeys

  • Books

  • Letters

    Letters to the Editors, November 1962

  • Mathematical Recreation

    Mathematical Games

  • Amateur Scientist

    The Amateur Scientist

  • Departments

    The Authors

  • Bibliography

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November 1962

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