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The Reclamation of a Man-Made Desert

Israel is restoring to cultivation a land damaged by a millennium of abuse. The achievement is an example to a world that must face the task of increasing food supplies to feed a rising population...

By Walter C. Lowdermilk

Interplanetary Navigation

To bring a rocket to a precise rendezvous with another planet requires difficult compromises among the conflicting demands of payload, radio communication, guidance and available power

By Aubrey B. Mickelwait, Edwin H. Tompkins and Robert A. Park

Applications of Superconductivity

When certain metals are cooled almost to absolute zero, they become superconductive, that is, their electrical resistance disappears. This remarkable phenomenon is now being turned to technological purposes...

By Theodore A. Buchhold

The Nuclear Force

The deflection of high-speed nuclear particles by samples of matter is yielding new information about the strong and complex force that holds the atomic nucleus together

By Robert E. Marshak

The Thyroid Gland

Hormones secreted by this pad of tissue in the neck control the speed of basic processes in the body. The overproduction or underproduction of the hormones can have grave consequences, particularly in childhood...

By Lawson Wilkins


This formidable word and the technique it identifies are derived from immunochemistry and electrophoresis. These methods have been combined into a precise tool for the study of protein chemistry...

By Curtis A. Williams

"Truth" Drugs

Certain drugs have been used to interrogate suspected criminals. Can they in fact elicit the truth? If truth means objective reality, the answer is no. The drugs have nonetheless been useful in psychiatry...

By Lawrence Zelic Freedman

The Portuguese Man-of-War

This colorful jellyfish is not one organism but a colony of four kinds of polyp. The stinging cells on the tentacles with which it fishes secrete a substance that is almost as toxic as cobra venom...

By Charles E. Lane


  • 50 and 100 Years Ago: March 1960

  • Science and the Citizen: March 1960

  • Letters

    Letters to the Editors, March 1960

  • Recommended


  • Mathematical Recreation

    Mathematical Games

  • Amateur Scientist

    The Amateur Scientist

  • Departments

    The Authors

  • Bibliography

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