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On the Cover

November-December 2000 Volume 88, Number 6

Sunset marks the beginning of an evening's observing session for the 2.1-meter Struve Telescope at the McDonald Observatory at the University of Texas. The Struve is part of a global network of modest-aperture instruments that make up the Whole Earth Telescope collaboration, which studies the remnants of Sun-like stars, known as white dwarfs. ...


FEATURE ARTICLES

The Power of Sound

Steven Garrett, Scott Backhaus

Sound waves in "thermoacoustic" engines and refrigerators can replace the pistons and cranks that are typically built into such machinery


Scientific Publication Trends and the Developing World

Manuel Martínez-Bueno, Antonio Gálvez, Mercedes Maqueda, Eva Valdivia

What can the volume and authorship of scientific articles tell us about scientific progress in various regions?


Gene Chips and Functional Genomics

Hisham Hamadeh, Cynthia Afshari

A new technology will allow environmental health scientists to track the expression of thousands of genes in a single, fast and easy test


White Dwarf Stars *

Steven Kawaler, Michael Dahlstrom

The remnants of Sun-like stars, white dwarfs offer clues to the identity of dark matter and the age of our Galaxy


The Case of Agent Gorbachev *

Kristie Macrakis

East Germany acquired technology the old-fashioned way: by stealing it. But did it do their industrial enterprise any good?


* access restricted to members and subscribers


SCIENTISTS’ BOOKSHELF

Heat vs. Light in the Global Warming Wars

John Firor

A review of Beating the Heat: Why and How We Must Combat Global Warming, by John J. Berger and The Satanic Gases: Clearing the Air about Global Warming, by Patrick J. Michaels and Robert C. Balling, Jr.

See all book reviews for this issue.


DEPARTMENTS

COMPUTING SCIENCE

Dividing the Continent

Brian Hayes

Without highway signs, how would we find the great divide?

MARGINALIA

Doubting Dmanisi

Pat Shipman

A new fossil find in Georgia stirs excitement—and controversy

ENGINEERING

Vanities of the Bonfire *

Henry Petroski

Investigating the collapse of a Texas football bonfire

SCIENCE OBSERVER

Cutting a Wide SWATH

David Schneider

Double-hulled research vessels in oceanography

Dust in the Wind

Michael Szpir

Giant dust storms on Earth—and Mars

FROM THE PRESIDENT


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