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Earth Sciences

Upper Atmosphere Transforms Mercury, Impacting Food Chain

New research shows that the upper troposphere and lower stratosphere work to transform elemental mercury into oxidized mercury, which can easily be deposited…

Health & Medicine

The benefits of cardiac resynchronisation therapy in heart failure

However, large-scale clinical trials have highlighted the beneficial effect of cardiac resynchronisation therapy (CRT) in the improvement of symptoms and…

Physics & Astronomy

Magnon Drag: New Insights into Thermoelectric Effect

Reciprocally, a wave in the lattice affects the electrons motion, in analogy to a wave in the sea that pushes a surfer riding it. This interaction results in a…

Health & Medicine

HIV Challenges in Tanzania: Insights from Lake Victoria Region

For the region around Lake Victoria in Tanzania, the figures are unambiguous: Around 19 per cent of the adults over 25 who are HIV infected carry viruses in…

Studies and Analyses

Why young couples aren't getting married — they fear the ravages of divorce

Among cohabitating couples, more than two-thirds of the study's respondents admitted to concerns about dealing with the social, legal, emotional and economic…

Studies and Analyses

Georgetown Researchers Unveil Breakthrough in Biomedical Research

This new technique, described today online in the American Journal of Pathology, could be the critical advance that ushers in a new era of personalized cancer…

Studies and Analyses

Knee pain common complaint in middle-aged and mature women

New research shows 63% of women age 50 and older reported persistent, incident, or intermittent knee pain during a 12-year study period. Predictors for…

Power and Electrical Engineering

Study Shows Sugarcane Ethanol Production Causes Air Pollution

UC Merced graduate student Chi-Chung Tsao was the lead author on the paper and was aided in the study by UC Merced professors Elliott Campbell and Yihsu Chen….

Life & Chemistry

A New Genre of Tires: Call ‘em “Sweet” and “Green”

Those new bio-based tires — already available as prototypes— are the topic of an article in the current edition of Chemical & Engineering News (C&EN), the…

Environmental Conservation

Declining Winter Snowpack May Not Dramatically Impact Upland Ecosystems

Global warming is reducing snowpacks across the western United States, with potentially far-reaching implications for downstream water resources. In the…

Agricultural & Forestry Science

Scientists Create Largest-Ever Genome Tree of Life for Seed Plants

Their findings, published today in the journal PLoS Genetics, plot the evolutionary relationships of 150 different species of plants based on advanced…

Life & Chemistry

Mercury Releases Into the Atmosphere from Ancient to Modern Time

David Streets and colleagues explain that humans put mercury into the atmosphere by burning fossil fuels and through mining and industrial processes. Mercury…

Materials Sciences

New Cotton Fabric Cleans Itself When Exposed to Ordinary Sunlight

Mingce Long and Deyong Wu say their fabric uses a coating made from a compound of titanium dioxide, the white material used in everything from white paint to…

Health & Medicine

Scientists Develop Animal Model for TB-Related Blindness

Lead study investigator and Johns Hopkins infectious disease specialist Petros Karakousis, M.D., says the new animal model should hasten development of a badly…

Life & Chemistry

Exploring the mechanism behind the differentiation of immune cells

When a virus or bacterium enters the body, the foreign ‘antigen’ is detected and attacked by the body’s immune system—a remarkable defense mechanism that has…

Life & Chemistry

Deciphering the mechanism of an ion pump

From an analysis of the sodium-transporting vacuolar ATPases (V-ATPases) of the bacterium Enterococcus hirae, Takeshi Murata of the RIKEN Systems and…

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