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Tools and Human Evolution

Presenting a series of articles on the human species, with special reference to its origins. It is now clear that tools antedate man, and that their use by prehuman primates gave rise to Homo sapiens...

By Sherwood L. Washburn

The Origin of Society

As prehuman primates evolved into men, how did the primate horde evolve into the human band? One of the key changes seems to have been the subordination of sexual drives to the needs of the group...

By Marshall D. Sahlins

The Origin of Speech

Man is the only animal that can communicate by means of abstract symbols. Yet this ability shares many features with communication in other animals, and has arisen from these more primitive systems...

By Charles F. Hockett

The Distribution of Man

Homo sapiens arose In the Old World, but has since become the most widely distributed of all animal species. In the process he has differentiated into three principal strains

By William W. Howells

The Agricultural Revolution

Until some 10,000 years ago all men lived by hunting, gathering and scavenging. Then the inhabitants of hills in the Middle East domesticated plants and animals and founded the first villages...

By Robert J. Braidwood

The Origin of Cities

The agricultural revolution ultimately made it possible for men to congregate in large communities, and to take up specialized tasks. The first cities almost certainly arose in Mesopotamia...

By Robert M. Adams

The Scientific Revolution

Observation of nature by Renaissance artists and craftsmen was a precursor of the new scientific outlook. This in turn accelerated technology, leading to the industrial revolution

By Herbert Butterfield

The Human Population

In the short span of his existence man has come to consume more food than all other land animals put together. This raises the question of how many men the earth can support

By Edward S. Deevey

The Present Evolution of Man

Man still evolves by natural selection for his environment, but it is now an environment largely of his own making. Moreover, he may be changing the environment faster than he can change biologically...

By Theodosius Dobzhansky


  • 50 and 100 Years Ago: September 1960

  • Science and the Citizen: September 1960

  • The Amateur Scientist

  • Letters

    Letters to the Editors, September 1960

  • Recommended


  • Mathematical Recreation

    Mathematical Games

  • Departments

    The Authors

  • Bibliography

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