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Fusion and the Z Pinch

A device called the Z machine has led to a new way of triggering controlled fusion with intense nanosecond bursts of x-rays

By Gerold Yonas

Monitoring and Controlling Debris in Space

The path from Sputnik to the International Space Station has been littered with high-tech refuse, creating an environmental problem in outer space

By Nicholas L. Johnson


These tiny, enigmatic crystals hold promise both for industry and for the study of how diamond grows

By Rachael Trautman, Brendan J. Griffin and David Scharf


  • Low-Back Pain

  • Computing with DNA

  • A Quarter-Century of Recreational Mathematics

  • Irrigating Crops with Seawater

  • The Philadelphia Yellow Fever Epidemic of 1793

  • From the Editor

    Believing Your Eyes

  • Letters

    Letters to the Editors, August 1998

  • Errata

  • Recommended

    Reviews and Commentaries: America's Industrial Comeback

  • Anti Gravity

    Hoop Genes

  • 50, 100 & 150 Years Ago

    50, 100 and 150 Years Ago: Spelling Bee, Daily Grind and Aboriginal Boomerang

  • Wonders

    The Left and the Right

  • In Brief

    In Brief, August 1998

  • Profile

    An Express Route to the Genome?

  • Mathematical Recreation

    Monks, Blobs and Common Knowledge

  • Amateur Scientist

    Building a Consciousness of Streams

  • Science and the Citizen

    A Massive Discovery

  • Beyond Physics

  • Food for Thought

  • Bright Lights, Big Mystery

  • By the Numbers

    Amphibians at Risk

  • Working Knowledge

    Scuba Regulators--Working Knowledge

  • Connections

    Tick Tock

  • Cyber View

    Access Denied

  • Technology and Business

    Trade Rules

  • The Other Computer Problem

  • Look for the Union Label

  • In Focus

    Deadly Secrets

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August 1998