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Earth Sciences

New Tree Ring Study Reveals 900-Year Climate History

An exactly dated time series of almost 900 year length was established, exhibiting the medieval warm period, the little ice age between the 16th and 19th…

Physics & Astronomy

Interstellar Dust and Hydrogen: Key Insights for Star Formation

The dust, astronomers believe, is a key phase in the life cycle of stars, which are formed in dusty nurseries throughout the cosmos. But how the dust interacts…

Life & Chemistry

New Gut Bacterium Discovered in Termite's Digestion of Wood

When termites munch on wood, the small bits are delivered to feed a community of unique microbes living in their guts, and in a complex process involving…

Earth Sciences

Martian chemical complicates hunt for life’s clues

A scientific paper published today details the investigation of a chemical in the Martian soil that interferes with the techniques used by the Curiosity rover…

Environmental Conservation

Agricultural Anabolic Steroids Regenerate in Aquatic Ecosystems

New regulatory approaches may be needed to assess environmental risks of agricultural growth promoters, and similar human pharmaceuticals, following research…

Power and Electrical Engineering

Spirals of Light May Lead to Better Electronics

The work marks the first time that such a device has been miniaturized to fit on a chip and may pave the way to improvements in high-speed communications,…

Life & Chemistry

Sperm Competition: Key to New Species Formation Uncovered

Female promiscuity—something that occurs in a majority of species, including humans—results in the ejaculates from two or more males overlapping within her…

Life & Chemistry

Unlocking Spliceosome Secrets: Impact on Genetic Diseases

Certain diseases such as cystic fibrosis and muscular dystrophy are linked to genetic mutations that damage the important biological process of rearranging…

Health & Medicine

Telomere Length’s Role in Prostate Cancer Prognosis Explained

Cancer cells are known to have short telomeres, but just how short they are from cancer cell to cancer cell may be a determining factor in a prostate cancer…

Studies and Analyses

Childhood Abuse Linked to Adult Health Risks and Challenges

There are many reports assessing the psychological damage resulting from childhood abuse, and the effects on physical health have also been well documented….

Environmental Conservation

Innovative Solutions: Reducing Methane with Carbon Dioxide

Andres Clarens, an assistant professor of civil and environmental engineering at U.Va.’s School of Engineering and Applied Science, and graduate student…

Physics & Astronomy

Curiosity's SAM Instrument Finds Water and More in Surface Sample

“One of the most exciting results from this very first solid sample ingested by Curiosity is the high percentage of water in the soil,” said Laurie Leshin,…

Physics & Astronomy

Several NASA Spacecraft Track Energy Through Space

Understanding the changes energy from the sun undergoes as it travels away and out into space is crucial for scientists to achieve their goal of some day…

Earth Sciences

HS3 Mission Identifies Area of Strong Winds, Rain in Hurricane Ingrid

HIRAD identified an area of heavy rains and and likely strong winds in Hurricane Ingrid by measuring surface wind speeds and rain rates using its rectangular…

Studies and Analyses

FDA-Approved Antidepressant Shows Promise Against Lung Cancer

And because the drugs have already been approved by the U.S. Food and Drug Administration for use in humans, the researchers have been able to quickly launch a…

Information Technology

Calculator vs. PC: The Evolution of Computing Choices

Roughly thirty years ago, computers were still heavy and bulky. It was hardly imaginable back then that in just a few decades the large gray cabinets full of…

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