Subscribe
Subscribe
MY AMERICAN SCIENTIST
LOG IN! REGISTER!
SEARCH
 
Logo IMG

VOLUME 102 | NUMBER 5 | September 2014

Why Is It So Hard to Stop Sports Concussions?

Stephen Piazza

Human behavior conspires with the complex mechanics of head impacts to keep injury rates high. New helmet technology could help.


Pencil, Paper, and Pi

Brian Hayes

A gargantuan calculation of pi in the 1850s ran up against the limits of manual arithmetic; figuring out where it went wrong calls for forensic mathematics.


Master of Missing Elements

Eric R. Scerri

Henry Moseley’s discoveries sorted out the periodic table and transformed how scientists look for new forms of the most basic substances.


Quietest Places in the World

Trevor Cox

One man’s search for silence in natural and artificial environments.


New Twists in Earth's Radiation Belts

Daniel Baker

Rings of high-energy particles encircling our planet change more than researchers realized. Those variations could amplify damage from solar storms.


Aspirants, Apprentices, and Student Engineers

Henry Petroski

From the construction of the Erie Canal to now, companies and schools have tried many creative ways to find enough skilled and professional workers.


Paleontology’s X-ray Excavations

Catherine Clabby

Digital scans and computer-aided visualizations are liberating ancient life from stone.


The Superorganism Revolution

Robert L. Dorit

The bacteria living on and in us are challenging paradigms in community ecology.


A Threat to New Zealand's Tuatara Heats Up

Kristine L. Grayson, Nicola J. Mitchell, Nicola J. Nelson

This reptile produces excess male offspring when temperatures rise.


Neural Networking


In Memory of Austin Green

Fenella Saunders


New Information from Ancient Genomes

Sandra J. Ackerman

High-tech sequencing teams up with creative scientific thinking to help resolve a few nagging questions from prehistoric times.


First Person: Joan Strassmann

Katie L. Burke



Etching the Neural Landscape

Greg Dunn

A neuroscientist-artist draws inspiration from the materials and techniques of Asian scroll painting to visualize the complex wiring of the brain.


What's in a Grasp?

David A. Rosenbaum, Oliver Herbort, Robrecht van der Wel, Daniel J. Weiss

Simple acts of picking up a water glass or turning a handle are the product of multilayered cognitive plans and sophisticated neural computations.


Of a Feather

Dianne Timblin

A review of Extraordinary Birds: Rare Book Selections from the American Museum of Natural History Library, by Paul Sweet, and Aviary Wonders Inc.: Spring Catalog and Instruction Manual: Renewing the World's Bird Supply Since 2031, by Kate Samworth


Don't Try This at Home

Jorge Cham

A review of What If? Serious Scientific Answers to Absurd Hypothetical Questions, by Randall Munroe


The Cheese Plate Stands Alone

Emily Buehler

A review of The Science of Cheese, by Michael H. Tunick


Bringing Ancient Flora to Life with X-ray Technology

Catherine Clabby

This issue's Sightings column features digital scans and computer-aided visualizations of late Jurassic Period flora. View a slide show of the interior of rare seed cone fossils from the Morrison Formation in Utah.



comments powered by Disqus
 

Read Us on JSTOR

JSTOR, the online academic archive, now contains complete back issues of American Scientist from its inception in 1913 (as Sigma Xi Quarterly) through 2005.

The table of contents for each issue is freely available to all users; those with institutional access can read each complete issue.

View the full collection here.


Indexes

Year-end indexes in PDF format:

2006

2007

2008

2009

2010


Subscribe to Free eNewsletters!

  • Sigma Xi SmartBrief:

    A free daily summary of the latest news in scientific research. Each story is summarized concisely and linked directly to the original source for further reading.

  • American Scientist Update

  • An early peek at each new issue, with descriptions of feature articles, columns, Science Observers and more. Every other issue contains links to everything in the latest issue's table of contents.

  • Scientists' Nightstand

  • News of book reviews published in American Scientist and around the web, as well as other noteworthy happenings in the world of science books.

    To sign up for automatic emails of the American Scientist Update and Scientists' Nightstand issues, create an online profile, then sign up in the My AmSci area.


Write for American Scientist

Review our submission guidelines.


Subscribe to American Scientist