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The Specter of Biological Weapons

States and terrorists alike have shown a growing interest in germ warfare. More stringent arms-control efforts are needed to discourage attacks

By Leonard A. Cole

Creating Nanophase Materials

The properties of these ultrafine-grained substances, now found in a range of commercial products, can be custom-engineered

By Richard W. Siegel

Cell Suicide in Health and Disease

Cells can—and often do—kill themselves, in a process known as apoptosis. This capacity is essential to the proper functioning of the body; flawed regulation may lie behind many diseases

By Richard C. Duke, David M. Ojcius and John Ding-E Young

A Cricket Robot

Can a simple electromechanical system perform a complex behavior of a living creature? There was one sure way to find out

By Barbara Webb

Why Freud isn't Dead

By John Horgan


  • Jungle Medicine

  • Welding with a Match

  • The Man Who Would Conquer Malaria

  • Primordial Deuterium and the Big Bang

  • Atmospheric Dust and Acid Rain

  • Daily Life in Ancient Egypt

  • Cows in the Maze

  • The Scientific American Young Readers Book Awards

  • From the Editor

    Experienced Readers for Young Minds

  • Letters


  • Letters to the Editors, December 1996

  • Anti Gravity

    The Victors Go Despoiled

  • 50, 100 & 150 Years Ago

    50, 100 and 150 Years Ago: Atomic Peacefare, Diphtheria in Japan and Neptune

  • In Brief

    In Brief, December 1996

  • Amateur Scientist

    Dissecting the Brain with Sound

  • Science and the Citizen

    Down the Drain

  • Beyond the Test Ban

  • Sex and the Spinal Cord

  • Hard to Melt

  • Fear and Fecundity

  • By the Numbers

    Deaths Caused by Alcohol

  • Working Knowledge

    Pop Tops--Working Knowledge

  • Connections

    Sweet Dreams

  • Departments

    Annual Index 1996

  • Cyber View

    Snap, Crunch or GigaPOP?

  • Technology and Business

    The Sale of a New Machine

  • Where the Wind Blows

  • Plastic Power

  • Recently Netted...

  • In Focus

    Deadly Enigma

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December 1996

See the World from a Different Perspective

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