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On the Cover

January-February 2014 Volume 102, Number 1

A colorized transmission electron micrograph captures Stenotrophomonas maltophilia, a mobile bacterium that thrives in wet and moist environments such as soil and water. The bacterium frequently colonizes fluids used in hospitals....


FEATURE ARTICLES

The Dilemma of Space Debris *

David Finkleman

Near Earth orbits are increasingly congested, raising the risk of collisions that destroy satellites. But some accidents could happen no matter what we do in response.


Flights of Fancy in Avian Evolution

Daniel T. Ksepka

From mousebirds to terror birds, the class Aves has encompassed a remarkable diversity of species over the past 150 million years.


How to Fight Back Against Antibiotic Resistance *

Gautam Dantas, Morten O. A. Sommer

Mapping the exchange of genes between pathogens and nonpathogens offers new ways to understand and manage the spread of drug-resistant strains.


The Visual Trickery of Obscured Animals *

Judy Diamond, Alan B. Bond

In many species, stripes and splotches of concealing coloration blend almost seamlessly with the surrounding environment, providing a crucial edge in survival.


Ocean Acidification: The Other Climate Change Issue *

Ashanti Johnson, Natasha White

Carbon dioxide from the atmosphere reacts with coastal water to increase the acidity of the ocean, a trend that threatens many marine ecosystems


* access restricted to members and subscribers


SCIENTISTS’ BOOKSHELF

Keeping the Holmes Fires Burning

Dianne Timblin

A review of The Scientific Sherlock Holmes: Cracking the Case with Science and Forensics, by James O’Brien, and Mastermind: How to Think Like Sherlock Holmes, by Maria Konnikova

See all book reviews for this issue.


DEPARTMENTS

FROM THE EDITORS

New Year's Resolutions

Fenella Saunders

PERSPECTIVE

Searching for Great Adventures

There are an infinite number of inspirational scientific journeys awaiting out there, and not all of them require looking up

Tony Rothman

ENGINEERING

In Memory of the Offprint *

As the material culture of scholarship changes, has the invisible college given way to the digital college?

Henry Petroski

COMPUTING SCIENCE

Programming Your Quantum Computer

The hardware doesn’t yet exist, but languages for quantum coding are ready to go

Brian Hayes

ARTS LAB

Is Nature Photography Too Beautiful?

A move toward “truth in labeling” would bring photographic arts more in line with ecological science

Robert Louis Chianese

Click to Enlarge Image

SIGHTINGS

Laser-Sharp Vision

A logjam, an interdisciplinary quest, and relentless refinement lead to a novel way to look at the world

Catherine Clabby

Click to Enlarge Image

SPOTLIGHT

A Safety Net for Scientific Data

Whose responsibility is it to curate aging data sets?

Katie L. Burke

First Person: Building with DNA

An interview with Yi Lu about DNA nanotechnology

Fenella Saunders

In the News

LETTERS TO THE EDITORS

Seeing Is Believing

Only Human

Working Together

New Furry Friends

SIGMA XI TODAY (PDF)


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