An elaborate system of leads spreads across our hearts. These leads – the heart's electrical system – control our pulse and coordinate contraction of the heart chambers. While the structure of the human heart has been ...
Other
Sep 14, 2012
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For people with heart conditions and other ailments that require monitoring, life can be complicated by constant hospital visits and time-consuming tests. But what if much of the testing done at hospitals could be conducted ...
Materials Science
Jul 2, 2012
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University of Texas Medical Branch at Galveston researchers have found a surprising connection between a key DNA-repair process and a cellular signaling network linked to aging, heart disease, cancer and other chronic conditions. ...
Biochemistry
Jun 15, 2012
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(HealthDay) -- Air quality in America's most polluted cities has improved significantly over the past decade, according to a new report from the American Lung Association.
Environment
Apr 25, 2012
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Today, the GOES-13 satellite captured a visible image of the thick brown smoke streaming from the Lateral West Fire burning in the Great Dismal Swamp National Wildlife Refuge (GDSBWR) in southeastern Virginia.
Earth Sciences
Aug 11, 2011
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A team of researchers at the University of California, San Diego and Stanford University has developed a way to simulate blood flow on the computer to optimize surgical designs. It is the basis of a new tool that may help ...
General Physics
Nov 24, 2009
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