April 1994
Scientific American Magazine

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Cover; April 1994; by Staff Editor; 1 Page(s)

Table of Contents; April 1994; by Staff Editor; 2 Page(s)

Masthead; April 1994; by Staff Editor; 1 Page(s)

Letters to the Editor; April 1994; by Staff Editor; 1 Page(s)

50, 100 and 150 Years Ago; April 1994; by Staff Editor; 1 Page(s)

Cool Man, Hot Job; April 1994; by Beardsley; 2 Page(s)

William Perry takes on the challenge of military reform

Quantum Computing Creeps Closer to Reality; April 1994; by Horgan; 1 Page(s)

More than a decade ago a small group of physicists, among them Richard P. Feynman, began wondering whether it would be possible to harness quantum effects for computation.

Super Sonic; April 1994; by Rennie; 1 Page(s)

A gene named for a video game guides development

Bang! You're Alive; April 1994; by Horgan; 2 Page(s)

An unusual trio wins support for "nonlethal" weapons

An Epidemic Ignored; April 1994; by Holloway; 3 Page(s)

Endometriosis linked to dioxin and immunologic dysfunction

Silly Season; April 1994; by Leutwyler; 2 Page(s)

A brace of nutty events: read only if suffering cabin fever

Super Progress; April 1994; by Yam; 2 Page(s)

Defects pin intrusive magnetic fields in superconductors

Profile: Revisiting Old Battlefields; April 1994; by Horgan; 3 Page(s)

Edward O. Wilson

Trade, Jobs and Wages; April 1994; by Krugman, Lawrence; 6 Page(s)

Blaming foreign competition for U.S. economic ills is ineffective. The real problems lie at home

Charge and Spin Density Waves; April 1994; by Brown, Grüner; 7 Page(s)

Electrons in some metals arrange into crystalline patterns that move in concert, respond peculiarly to applied voltages and show self-organization

Visualizing the Mind; April 1994; by Raichle; 7 Page(s)

Strategies of cognitive science and techniques of modern brain imaging open a window to the neural systems responsible for thought

Chemistry and Physics in the Kitchen; April 1994; by Kurti, This-Benckhard; 6 Page(s)

Bon appétit! Scientists are beginning to understand how chefs accomplish their culinary masterpieces and are making modest recipe suggestions of their own

The Dilemmas of Prostate Cancer; April 1994; by Garnick; 8 Page(s)

Do the risks of aggressive treatment for early prostate cancer outweigh the benefits? This question is one of several unresolved issues faced by those who treat, and those who have, prostate cancer

Precious Metal Objects of the Middle Sican; April 1994; by Shimada, Griffin; 8 Page(s)

A Peruvian culture older than the Incas made unprecedented use of gold and other metals. Studies of Sicán metalworking techniques offer hints about this mysterious society

The Pioneer Mission to Venus; April 1994; by Luhmann, Pollack, Colin; 8 Page(s)

This multipart spacecraft spent 14 years scrutinizing the atmosphere, clouds and environs of the nearest planet. The results clarify the stunningly divergent evolutionary histories of Venus and the earth

Trends In Biological Restoration; April 1994; by Holloway; 9 Page(s)

Can we rebuild it? The field of ecological restoration is evaluating techniques to restore nature and is grappling with definitions of success

Mirror, Mirror; April 1994; by Gibbs; 2 Page(s)

Micromechanical chips challenge tubes for large-screen television

Shaking Quakes; April 1994; by Powell; 2 Page(s)

Antiquake building methods begin to emerge from the lab

The Threat of Buried Thrust Faults; April 1994; by Horgan; 1 Page(s)

For most of this century, Californians have kept a fearful eye on the San Andreas fault, which runs like a surgical scar down the length of the state.

Basic Strategies; April 1994; by Gibbs; 2 Page(s)

Japanese companies cultivate research labs sown in the U.S.

Hot Property; April 1994; by Beardsley; 1 Page(s)

Solar cells make a leap in cost-effectiveness

Softwars; April 1994; by Patton; 1 Page(s)

Japanese copyright review touches off a firefight

The Analytical Economist; April 1994; by Wallich; 1 Page(s)

Are Hospitals Heading for Intensive Care?

The Amateur Scientist; April 1994; by Kurti, This-Benckhard; 3 Page(s)

The Kitchen as a Lab

Book Reviews; April 1994; by Morrison; 4 Page(s)

Reviews

Essay: E-mail and the New Epistolary Age; April 1994; by Eisenberg; 1 Page(s)

During the past few years, scientists the world over have suddenly found themselves productively engaged in a task they once spent their lives avoiding - writing, any kind of writing, but particularly letter writing.