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Life & Chemistry

New DNA Study Reveals Unique Diversity in Melanesians

Small populations of Melanesians — among the most genetically diverse people on the planet — have significant differences in their mitochondrial DNA that can…

Environmental Conservation

City Ants Adapt to Rising Temperatures Amid Global Warming

While Al Gore’s film, An Inconvenient Truth, has generated greater awareness of global warming, most people remain unaware of the more rapid warming that has…

Health & Medicine

Eating Ice Cream May Boost Fertility for Women Trying to Conceive

Drinking whole fat milk and eating ice cream appears to be better for women trying to become pregnant than a diet consisting of low-fat dairy products such as…

Life & Chemistry

Memory Insights: Activity-Dependent Plasticity Explained

The study will be published in the Journal of Neuroscience (February 28, 2007 issue). They had opportunity to determine activity-dependent plasticity – a…

Social Sciences

Civic Participation: Insights from Engaging Citizens Seminar

It was produced following the third in a series of special seminars entitled 'Engaging Citizens', organised by the ESRC in collaboration with the National…

Health & Medicine

Diesel Exposure Model Enhances Allergy Risk Assessment Accuracy

Many prior air pollution studies rely heavily on what are known as proximity (distance) exposure models, which assume all subjects in a given distance from an…

Environmental Conservation

African carnage — 1 year's seized ivory likely came from 23,000 elephants

The problem is so serious that the giant creatures might be on the path to extinction unless western nations reinstate strong enforcement efforts that all but…

Health & Medicine

Aspirin reduces esophageal-cancer risk in people with most-aggressive form of Barrett's esophagus

Researchers at Fred Hutchinson Cancer Research Center have found that people with the most-aggressive form of Barrett’s esophagus, a precancerous condition…

Life & Chemistry

Researchers discover key to body's ability to detect subtle temperature changes

“For a long time, we didn’t know how temperature sensing was being carried out in animals,” said Jie Zheng, assistant professor in the Department of Physiology…

Studies and Analyses

Stanford Study Debunks Garlic’s Heart Health Claims

Despite decades of conflicting studies about the pungent herb's ability to improve heart health, the researchers say their study provides the most rigorous…

Life & Chemistry

Sox17’s Role in Transforming Embryonic Cells to Heart Muscle

To be precise, Sox17 is critical in transforming primitive mesoderm (an early layer of tissue in the embryo) into the more specialized cardiac mesoderm from…

Health & Medicine

Industry-Funded Breast Cancer Trials Show Positive Results

Published online Feb. 26 in CANCER, the journal of the American Cancer Society, the study explores the impact of pharmaceutical-company involvement on breast…

Studies and Analyses

Cholesterol Levels in Stroke Patients Exceed Guidelines

The study of 1,040 people hospitalized for stroke or transient ischemic attack (TIA) found that 27 percent had cholesterol higher than recommended by national…

Studies and Analyses

Does age affect a pilot's ability to fly?

The study's results come as the Federal Aviation Administration (FAA) considers a proposal to raise the mandatory age of retirement for commercial airline…

Physics & Astronomy

CU-Boulder Researchers Unveil Tabletop X-Ray Laser Technique

For nearly half a century, scientists have been trying to figure out how to build a cost-effective and reasonably sized X-ray laser to provide super-high…

Life & Chemistry

Drug Treatment Boosts Learning in Mice with Down Syndrome

What’s more, the gains lasted for months after the treatment was discontinued. The researchers are now considering a clinical trial to test whether the…

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