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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 ، 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

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


  • The Physiology of Decompression Illness

  • Letters

    Letters to the Editors, August 1995

  • Erratum

  • 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

  • Quasimodal

  • What the Keck?

  • 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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August 1995

Think Outside the Gift Box