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Faster Evaluation of Vital Drugs

Traditional clinical trials may delay the availability of lifesaving therapies. Regulators now attempt to balance speed against the risk of errors

By David A. Kessler and Karyn L. Feiden

Laser Control of Chemical Reactions

For years, chemists have sought to control reactions with lasers—and have mostly failed. Success may come from exploiting subtle quantum effects resulting from the interaction of light and matter...

By Paul Brumer and Moshe Shapiro

An Efficient Swimming Machine

Instinctive control of vortices lets fish swim the way they do. A robotic tuna has also managed it; boats and submarines may be next

By Michael S. Triantafyllou and George S. Triantafyllou

The Genetic Basis of Cancer

An accumulation of genetic defects can apparently cause normal cells to become cancerous and cancerous cells to become increasingly dangerous

By Webster K. Cavenee and Raymond L. White

Bonobo Sex and Society

The behavior of a close relative challenges assumptions about male supremacy in human evolution

By Frans B. M. de Waal

Protein-Based Computers

Devices fabricated from biological molecules promise compact size and faster data storage. They lend themselves to use in parallel-processing computers, three-dimensional memories and neural networks...

By Robert R. Birge

Environmental Degradation in Ancient Greece

Contrary to the view that the ancients lived in harmony with their environment, archaeological and geologic evidence shows that they often abused the land

By Curtis N. Runnels

Seeking the Criminal Element

Scientists are homing in on social and biological risk factors that they believe predispose individuals to criminal behavior. The knowledge could be ripe with promise—or rife with danger...

By W. Wayt Gibbs


  • Letters

    Letters to the Editors, March 1995

  • Recommended

    Book Reviews--The Big Picture

  • 50, 100 & 150 Years Ago

    50 and 100 Years Ago: Better Bread-Baking Machines and Discovery of Argon

  • Profile

    The Return of the Maverick

  • Mathematical Recreation

    Turning the Tables Around

  • Science and the Citizen

    Endangered: One Endangered Species Act

  • Science and Art on Stage

  • Not yet Elemental, my Dear Seaborg

  • Talking Trash

  • Pass the Plutonium, Please

  • Nuclear Empowerment

  • The Chaos Within

  • Swing Wide of that One

  • Ban that Embargo

  • Scientists' Sense of Snow

  • Liquid Crystals on Display

  • Treatment that Tightens the Belt

  • Departments

    A Mystery Inside a Riddle Inside an Enigma

  • Relics, Rights and Regulations

  • Technology and Business

    A Recombinant Feast

  • GIF us a Break

  • MRI goes Back to the Future

  • Phone Fight

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