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23-Nov-2009 06:38
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Showing images 91-100 out of 364 images.
Click to go to page: [ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 ]

DNA-Like Molecule Replicates Without Enzyme Help

DNA-Like Molecule Replicates Without Enzyme Help
Modeled structure showing a duplex between tPNA and RNA.

Contact: Science Press Package
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

How Whirlybird Seeds Catch Air

How Whirlybird Seeds Catch Air
Seeds on a maple tree.

Contact: Science Press Package
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

A 'Boom and Bust' Economy Based on Deforestation

A 'Boom and Bust' Economy Based on Deforestation
The Brazilian Amazon harbors 40% of all remaining tropical rainforest, playing a vital role in global biodiversity conservation and climate regulation.

Contact: Science Press Package
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Judi Provencal, University of Delaware

Judi Provencal, University of Delaware
University of Delaware astronomer Judi Provencal looks through the telescope at Mt. Cuba Observatory in Greenville, Del., while graduate student James Dalessio monitors data online. The telescope is ...

Contact: Tracey Bryant
tbryant@udel.edu
302-831-8185
University of Delaware

Judi Provencal, University of Delaware

Judi Provencal, University of Delaware
From an international command center at Mt. Cuba Observatory in Wilmington, Del., University of Delaware astronomer Judi Provencal is coordinating the Whole Earth Telescope's latest observing run, ...

Contact: Tracey Bryant
tbryant@udel.edu
302-831-8185
University of Delaware

Fossil Fuels Altering the Global Nitrogen Cycle

Fossil Fuels Altering the Global Nitrogen Cycle
Meredith Hastings (Brown University) along with Bella Bergeron (Ice Coring and Drilling Services) drilling an ice core at Summit, Greenland

Contact: Science Press Package
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Birds Learn From Their Neighbors

Birds Learn From Their Neighbors
Reed warbler nest parasitized by common cuckoo, larger egg is the parasitic egg

Contact: Science Press Package
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

War, Trade, and the Origins of Social Behavior

War, Trade, and the Origins of Social Behavior
Sources of archaeological (filled squares) and ethnographic (filled dots) evidence on warfare and genetic (open dots) data on between group differences

Contact: Science Press Package
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Introducing A New Web-based Tool To Help Identify People At High Risk Of Fracture

Introducing A New Web-based Tool To Help Identify People At High Risk Of Fracture
FRAX tool in Chinese.

Contact: L. Misteli
news@iofbonehealth.org
International Osteoporosis Foundation

Poultry Infected with Bird Flu

Poultry Infected with Bird Flu
Poultry carcasses infected with bird flu can remain infectious for almost two years, scientists report.

Contact: Michael Woods
m_woods@acs.org
202-872-6293
American Chemical Society

Showing images 91-100 out of 364 images.
    Click to go to page: [ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 ]