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May 1994

May 1994
Scientific American Magazine

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Table of Contents header

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

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

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

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

50 and 100 Years Ago; May 1994; by Staff Editor; 1 Page(s)

When Treaties Fail; May 1994; by John Horgan; 3 Page(s)

If a rogue state attacks, what are the technological options?

Neural Eavesdropping; May 1994; by John Horgan; 1 Page(s)

How does the brain establish and store memories?

The Lucky Ones; May 1994; by Tim Beardsley; 3 Page(s)

How do some HIV-positive people avoid getting AIDS?

Take the Pain?; May 1994; by Tim Beardsley; 2 Page(s)

Lidocaine comes under suspicion as a carcinogen

Unbearable Lightness; May 1994; by Powell; 2 Page(s)

A new theory may explain why objects tend to stay put

Family Matters; May 1994; by Holloway; 2 Page(s)

Revised dates invigorate debate on human origins

Vishnu Violated; May 1994; by Mukerjee; 2 Page(s)

Jetties threaten world's largest gathering of Olive Ridley turtles

Amazing Grace; May 1994; by Leutwyler; 1 Page(s)

Physicists find evidence for halos around nuclei

Profile: Fang Lizhi; May 1994; by Yam; 2 Page(s)

Fundamental Rights, Fundamental Physics

Is Homosexuality Biologically Influenced?; May 1994; by Staff Editor; 1 Page(s)

For more than two decades, researchers have presented evidence for biological mechanisms underlying male homosexuality.

Evidence for a Biological Influence in Male Homosexuality; May 1994; by LeVay, Hamer; 6 Page(s)

Two pieces of evidence, a structure within the human brain and a genetic link, point to a biological component for male homosexuality

The Biological Evidence Challenged; May 1994; by Byne; 6 Page(s)

Even if genetic and neuroanatomical traits turn out to be correlated with sexual orientation, causation is far from proved

Bohm's Alternative to Quantum Mechanics; May 1994; by Albert; 8 Page(s)

This theory, ignored for most of the past four decades, challenges the probabilistic, subjectivist picture of reality implicit in the standard formulation of quantum mechanics

How Interferons Fight Disease; May 1994; by Johnson, Bazer, Szente, Jarpe; 8 Page(s)

They are not the cure-alls researchers once hoped they would be, but they are providing therapy for a variety of infectious illnesses and for some cancers

Chesley Bonestell's Astronomical Visions; May 1994; by Miller; 6 Page(s)

This artist's unique combination of technical knowledge and graphic prowess brought astronomy alive and helped to advance the manned spaceflight program

Directional Drilling; May 1994; by Cooper; 6 Page(s)

New techniques enable crews to drill around natural or man-made obstructions for oil and gas. These same methods are used to sample underground pollutants and bury service lines

East Side Story: The Origin of Humankind; May 1994; by Coppens; 8 Page(s)

The Rift Valley in Africa holds the secret to the divergence of hominids from the great apes and to the emergence of human beings

Aging Airways; May 1994; by Stix; 9 Page(s)

The FAA struggles to replace its winking, blinking air-traffic control equipment. But will the skies be safer? Can the agency survive the effort intact?

What's Bred in the Bone; May 1994; by Beardsley; 2 Page(s)

Is a patent dispute slowing umbilical blood therapy?

Devilish Details; May 1994; by Beardsley; 2 Page(s)

Businesses and arms controllers square off on export restrictions

Cold Calculation; May 1994; by Horgan; 1 Page(s)

Catalytic converters have helped reduce automobile pollutants at the tailpipe by as much as 90 percent since they were first installed in American cars more than two decades ago.

Office Romance; May 1994; by Patton; 2 Page(s)

A Japanese builder spins dreams of a workplace utopia

As Advertised; May 1994; by Leutwyler; 1 Page(s)

A Japanese commercial radiates charm; glowing claims for a beer

Lollipop, Lollipop; May 1994; by Stix; 2 Page(s)

A candied sedative with a kick arouses opposition from doctors

The Price of Clean; May 1994; by Gibbs, Stix; 2 Page(s)

Can California afford the EPA's 15-year plan to clear its air?

Gray Matter; May 1994; by Gibbs; 1 Page(s)

There was a time when seers predicted that computers would banish paper from the modern workplace.

How Green Is My Label?; May 1994; by Holloway, Wallich; 1 Page(s)

How Green Is My Label?

How Many Guards in the Gallery?; May 1994; by Stewart; 3 Page(s)

How Many Guards in the Gallery?

Book Reviews by Philip Morrison; May 1994; by Morrison; 5 Page(s)

Reviews

Endangered Support of Basic Science; May 1994; by Weisskopf; 1 Page(s)

Endangered Support of Basic Science




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