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On the Cover

March-April 2003 Volume 91, Number 2

The Roman emperor Trajan used the spoils from his conquest of Dacia (modern Romania) to pay for a new complex in the heart of Rome. Sometimes called the world's first covered shopping mall, the building now known as Trajan's Markets more likely served as an imperial headquarters for the control and distribution of goods in an empire that extended from northern Britain to the Euphrates River. ...


FEATURE ARTICLES

New Antibiotics and New Resistance *

Carlos Amábile-Cuevas

In many ways, the fight against antibiotic resistance is already lost; preventing bacterial disease requires thoughtful new approaches


Genealogy in the Era of Genomics *

Damián H. Zanette, Susanna Manrubia, Bernard Derrida

Models of cultural and family traits reveal human homogeneity and stand conventional beliefs about ancestry on their head


Ecologically Sustainable Yield

Stephen L. Katz, Richard Zabel, Chris Harvey, Thomas Good, Phillip Levin

Marine conservation requires a new ecosystem-based concept for fisheries management that looks beyond sustainable yield for individual fish species


Influenza *

Robert Webster, Elizabeth Walker

The world is teetering on the edge of a pandemic that could kill a large fraction of the human population


Dating Ancient Mortar

?sa Ringbom, John Hale, Jan Heinemeier, Lynne Lancaster, Alf Lindroos

Although radiocarbon dating is usually applied to organic remains, recent work shows that it can also reveal the age of some inorganic building materials


* access restricted to members and subscribers


SCIENTISTS’ BOOKSHELF

Particle Portraiture

Eric Swanson

The Particle Odyssey is a richly illustrated survey of experimental developments and evolving theories in particle physics.

See all book reviews for this issue.


DEPARTMENTS

COMPUTING SCIENCE

The Post-OOP Paradigm

Brian Hayes

"Aspect-oriented programming" may be the next wave in software development

MACROSCOPE

New Challenges in a Post-Boyer World

Shirley Strum Kenny

Slow progress toward "inquiry-based teaching" is being made on U.S. campuses

MARGINALIA

Copernicus in His Prime

Philip Morrison

Copernicus had a remarkably simple way of visualizing solar orbits

ENGINEERING

St. Francis Dam *

Henry Petroski

The tragic story of the first concrete gravity dam failure

SCIENCE OBSERVER

Love at First Sight?

Frank Diller

What you see in the opposite sex may depend on timing

Beluga Oceanography

David Schneider

Researchers enlist whales' help to study arctic waters

LETTERS TO THE EDITOR

Flying Versus Driving

FROM THE PRESIDENT


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