The Food and Drug Administration approved a new drug to prevent chickens from becoming infected with food-poisoning microbes such as Salmonella.

Sources: 

Donald Corrier
United States Department of Agriculture
Food Animal Protection Research Laboratory
Agricultural Research Service
2881 F&B Road
College Station, TX 77845

Donald J. McNamara
Egg Nutrition Center
1819 H Street, N.W., #S20
Washington, DC 20006

Amy L. Waldroup
University of Arkansas
Department of Poultry Science
Fayetteville, AR 72701

 

 Sources: 

Ann Korando
Science Service
Development and Public Affairs
1719 N Street, N.W.
Washington, DC 20036

Gordon E. Moore
Intel Corporation
2200 Mission College Boulevard
Santa Clara, CA 95052-8119

 

A proposed collaboration between the French Space Agency and NASA may nearly double the U.S. budget for obtaining samples of Mars over the next decade and would provide additional, small-scale flights to the Red Planet.

Sources: 

Jacques Blamont
National Center of Space Studies
2, Palce Maurice Quentin
75039 Paris-Cedex 01
FRANCE

Daniel J. McCleese
California Institute of Technology
NASA Jet Propulsion Laboratory
4800 Oak Grove Drive
Pasadena, CA 91109

Materials that change temperature in a magnetic field could form the basis of refrigerators cold enough to liquefy hydrogen.

Sources: 

Vitalij K. Pecharsky
Iowa State University
Ames Laboratory
Department of Materials Science and Engineering
Ames, IA 50011-3020

Robert D. Shull
National Institute of Standards and Technology
Magnetic Materials Group
Gaithersburg, MD 20899

 

Keeping mice in the cold turns on a gene that may control adaptive thermogenesis, a mechanism the body uses to dissipate excess calories.

Sources: 

Ronald M. Evans
Howard Hughes Medical Institute
Salk Institute for Biological Studies
P.O. Box 85800
San Diego, CA 92186-5800

Bruce M. Spiegelman
Harvard Medical School
Dana-Farber Cancer Institute
Department of Cell Biology
Boston, MA 02115

 

Researchers have discovered a vast layer of debris from a giant submarine landslide.

Sources: 

R. Guy Rothwell
Southampton Oceanography Centre
European Way, Empress Dock
Southampton SO14 3ZH
United Kingdom

 

Tropical wrens hand down traditional song repertoires, father to son and mother to daughter.

Sources: 

J. Jordan Price
University of North Carolina, Chapel Hill
Department of Biology
Chapel Hill, NC 27599-3280

 

Investigators have found that a class of immune cells thought invulnerable to HIV infection may sometimes make a protein allowing the AIDS virus to infect them.

Sources: 

Carl June
Naval Medical Research Institute
8901 Wisconsin Avenue
Bethesda, MD 20889-5607

Peter Simmonds
University of Edinburgh
Department of Medical Microbiology
Teviot Place
Edinburgh EH8 9AG
United Kingdom

Jerome Zack
University of California, Los Angeles
School of Medicine
Mail Code 167817
Los Angeles, CA 90073

Research Notes

Earth’s upper stratosphere has grown soggier since 1991.

Sources: 

Gerald E. Nedoluha
Naval Research Laboratory
4555 Overlook Avenue, S.W.
Washington, DC 20375-5320

 

Forecasters predict the El Niño conditions in the Pacific will last for several more months.

Sources: 

Vernon E. Kousky
NOAA Climate Prediction Center
5200 Auth Drive
605 WWBG
Camp Springs, MD 20746-4304

 

Upsetting the traditional view of the agricultural revolution, archaeologists identified a huge hillside settlement that arose 3,000 years ago and was relatively slow to cultivate crops.

Sources: 

Robert J. Hard
University of Texas
Center for the Archaeological Research
6900 North Loop 1604 West
San Antonio, TX 78249-0858

John R. Roney
Bureau of Land Management
435 Montano
Albuquerque, NM 87107

Bruce D. Smith
Smithsonian Institution
National Museum of Natural History
Department of Anthropology
Washington, DC 20560

 

Gender difference in heart disease may be due to enzyme.

Sources: 

John E. Hokanson
University of Washington
Mailstop AC 27
Seattle, WA 98195

 

Cigars linked to heart disease.

Sources: 

Carlos Iribarren
Kaiser Permanente Medical Care
Oakland Medical Center
280 West MacArthur Boulevard
Oakland, CA 94611

 

Migraines may increase risk of heart disease.

Sources: 

Kathryn M. Rose
University of North Carolina, Chapel Hill
Chapel Hill, NC 27599

 

Etching silicon with an acid can make the surface perfectly flat, offering atomic level control of features on computer chips.

Sources: 

Melissa A. Hines
Cornell University
Department of Chemistry
G-38 Baker Laboratory
Ithaca, NY 14853-1301

 

Swirling an electron cloud can mimic what happens in turbulent fluids.

Sources: 

C. Fred Driscoll
University of California, San Diego
Department of Physics 0319
La Jolla, CA 92093-0319

 

 Foamy silk reveals clues about the structure of the protein.

Sources: 

The lack of effective detection methods hinders removal of the 100 million land mines buried around the world.

Sources: 

Albert M. Bottoms
300 Glenwood Circle, #282
Monterey, CA 93940
E-mail: amb@minwara.org
Website: http://www.minwara.org

Dick Davis
Oak Ridge National Laboratory
Oak Ridge, TN 37831
E-mail: davisrm1@ornl.gov

Paul Giannone
CARE
Emergency Preparedness Mitigation and Planning
151 Ellis Street, N.E.
Atlanta, GA 30303-2439

Oak Ridge National Laboratory
Environmental Sciences Division
Building 1505, Room 276
Oak Ridge, TN 37831-6036

Thomas Thundat
Oak Ridge National Laboratory
Mail Stop 6123, Room G148, 4500S
Oak Ridge, TN 37831-6123

Ron Woodfin
Sandia National Laboratory
Mine Countermeasures and Humanitarian Demining
MS 0860
P.O. Box 5800
Albuquerque, NM 87185

 

A growing line of research emphasizes the influence of collective beliefs about fairness and morality on economic practices.

Sources: