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Recollections of a Nuclear War

Two nuclear bombs were dropped on Japan 50years ago this month. The author, a member of the Manhattan Project, reflects on how the nuclear age began and what the post-cold war future might hold...

By Philip Morrison


The storms that spawn twisters are now largely understood, but mysteries still remain about how these violent vortices form

By Robert Davies-Jones

How HIV Defeats the Immune System

A plausible hypothesis suggests the immune devastation that underlies AIDS stems from continuous -- and dangerous -- evolution of the human immunodeficiency virus in the body

By Martin A. Nowak and Andrew J. McMichael

The Benefits of Background Noise

Stochastic resonance, the phenomenon by which background noise boosts weak signals, is creating a buzz in physics, biology and engineering

By Frank Moss and Kurt Wiesenfeld

The Physiology of Decompression Illness

For more than a century, researchers have known that exposure to high pressure can injure or kill. Gradually, they are beginning to understand the underlying mechanisms

By Peter B. Bennett, Richard D. Vann and Richard E. Moon

Frog Communication

In striving to be heard by rivals and mates, these amphibians have evolved a plethora of complex strategies

By Peter M. Narins

Comet Shoemaker-Levy 9 Meets Jupiter

Images of a comet that broke apart and plummeted into Jupiter continue to dazzle astronomers a year afterward

By David H. Levy, Eugene M. Shoemaker and Carolyn S. Shoemaker

Lost Science in the Third World

Many researchers in the developing world feel trapped in a vicious circle of neglect and -- some say -- prejudice by publishing barriers they claim doom good science to oblivion

By W. Wayt Gibbs


  • Letters


  • Letters to the Editors, August 1995

  • Advances

    Escaping in a Cloud of Ink

  • TechnoFiles

    Sweet Success

  • Recommended

    Six Legs Good

  • 50, 100 & 150 Years Ago

    50 and 100 Years Ago: National Radio Relay Stations and Molasses Pavement

  • Amateur Scientist

    Detecting Signals with Noise

  • Science and the Citizen

    Misreading Dyslexia

  • It's all in the Timing

  • Coming in from the Cold

  • What the Keck?

  • Quasimodal

  • High Tidings

  • The Mystery of SIDS

  • Down to Earth

  • How to Catch a Fly Ball

  • Putting Bombs Away

  • Testing's Toll

  • Departments

    Fast Cash

  • The High Cost of Living

  • Field Notes

    Blast from the Past

  • Technology and Business

    Beyond Binary

  • I.T., Phone Home

  • Metal Detectors

  • Going Down

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