Researchers at Los Alamos National Laboratory have developed an ultracapacitor with the ability to deliver millions of discharge cycles. This development has the potential to impact nearly every domain of electrical energy use, from transportation to communications and computing.
Using electron beam computed tomography (EBCT) to visualize early heart disease, a University of Pittsburgh team has found that pre-menopausal risk factors strongly predict which women will develop coronary artery disease five to eight years after menopause. This report is being presented March 26 at the Conference on Cardiovascular Disease Epidemiology and Prevention in Orlando, Fla.
A University of Pittsburgh research team is reporting March 25, at the 39th annual conference on Cardiovascular Disease Epidemiology and Prevention in Orlando, Fla. that HbA1 predicts coronary artery disease deaths in women with Type 1 diabetes, but not in men with this disease.
Electron beam computed tomography could help identify older adults with heart disease who otherwise appear healthy when evaluated using standard non-invasive ways, according to a University of Pittsburgh report.
Preventing future heart attacks and strokes in people who otherwise seem healthy is the aim of a new screening test developed by researchers at Wake Forest University Baptist Medical Center.
Postmenopausal women may reduce their risk of cardiovascular disease by eating more foods rich in vitamin E, according to a study presented today at the American Heart Association epidemiology and prevention meeting in Orlando.
Motherhood may lead to a more sedentary lifestyle for women that could place them at risk for heart disease, researchers report here today at the American Heart Association's epidemiology and prevention meeting in Orlando.
University of Michigan scientists have put a new spin on an old technology by using xenon to generate the first high-resolution magnetic resonance images of the heart and lung tissue in a living laboratory rat.
Scientists from Bell Labs, the research and development arm of Lucent Technologies, unveiled the world's highest-power mid-infrared semiconductor laser here today, at the 100th-anniversary meeting of the American Physical Society.
Marriages of older women who have their own pensions are more than twice as likely to end as the marriages of older women without pensions, according to researchers at the University of Michigan.
The American College of Gastroenterology (ACG) commissioned a flash poll of gastroenterologists and found a marked increase in patients calling their doctors to inquire about the possible links between heartburn and cancer.
Astronomers from the University of Michigan and the Department of Energy's Los Alamos and Livermore National Laboratories will describe these new details---including their measurements of the brightest optical celestial object ever recorded---in the science journal Nature.
A study on the literacy levels of America's teachers shows that they perform significantly higher than most adults and comparable to other college graduates and professionals.
Atoms move about and bond with each other at a speed that's generally out of our grasp: one trillion times faster than the blink of an eye. But now a group of chemists, physicists and engineers at the University of California, San Diego, has devised a laser-based method for probing into the high-speed world of atoms to directly observe what happens when they move.
The severity of heart attacks in the United States is apparently declining, a Wake Forest University School of Medicine researcher told the American Heart Association today. Possible reasons for the decline include increased preventive measures and better treatment for heart attacks.
Cornell University researchers are testing nanofabricated silicon "sieves" that might replace organic gels to make an automated DNA sequencing device on a chip.
Not completing high school increases the risk of congestive heart failure almost as much as smoking and high blood pressure, according to a study presented today at the American Heart Association's epidemiology and prevention meeting in Orlando.
A person who has a stroke during the night waits four to seven hours longer to seek emergency treatment than someone whose stroke occurs during the day, researchers report today at the American Heart Association meeting on epidemiology and prevention in Orlando.
Some critics of Social Security reform fear that a policy mandating individual retirement accounts would have a negative economic impact on women. That's not the case, says a North Carolina State University professor of economics and business management, who is helping policy makers defuse the emotionally charged debate with research-based information.
In treating uncomplicated acute bacterial sinusitis, inexpensive antibiotics are just as effective as newer and more expensive antibiotics. However, for many patients with acute sinusitis, symptoms will resolve without any antibiotics.
Sea Grant Story Tip Sheet for March 24, 1999 1) Brown Tide Found In Delaware's Inland Bays 2) Sponge Overgrowth Threatens Coral Reefs 3) Dredged Mud Provides Greener Pastures for Texas Livestock
Scientists at Purdue University are the first to develop a simple method for accurately measuring the electrical properties of a single carbon nanotube, a step that is essential if the tiny structures are to one day realize their promise in new generations of electronics and computers.
Women who survive breast cancer-especially those who were diagnosed before age 50-may face a greater risk of getting ovarian cancer, a team of UC Irvine researchers has found.
Scientists from the University of Washington and the British Antarctic Survey explain in the March 25 Nature how they successfully used ground-penetrating radar to show the precise location for each layer of glacial ice, a key to correctly interpreting ice cores to glean climate data.
Eberhard Bodenschatz watches 100 million years of geological time pass in an hour. He sees transform faults being created, rift valleys opening and spiral structures called microplates forming. by watching a model of tectonic evolution in a tub of molten wax. Wax experiments allow him to study millions of years of tectonic spreading in the laboratory.
At a meeting of the American Physical Society March 24, astronomers announced they have turned back the hands of time and taken a look at the earliest structures that formed in the universe.
A Phase-II study performed by a team of researchers at the University of Pennsylvania Medical Center has found that a minimally invasive technique known as chemoembolization may double the survival time of adult patients with colon cancer that has spread to the liver.
A California medical research team successfully demonstrates that operating a cervical cancer screening program at an inner-city parish provides first-time care for many community residents.
Having a particular gene may make African Americans much more sensitive to salt, thereby increasing their risk of developing high blood pressure, according to a new report presented here today at the American Heart Association's epidemiology and prevention meeting in Orlando.
Texas medical and behavioral researchers question patients with ovarian cancer to determine levels of depression and anxiety. Their results provide evidence that for optimum care, medical treatment for ovarian cancer should be supplemented by professional mental health. Their findings will be presented at the 30th Annual Meeting of the Society of Gynecologic Oncologists.
Controversy has surrounded programs like "Welfare-to-Work" since their inception. For years, experts have debated whether the programs would ever accomplish their goals. Recently, a study completed by a University of Missouri-Columbia professor described the impact these types of programs are having, and found that there is an increasing number of people who are getting off welfare and finding jobs.
Adult day care centers that treat clients like children -- and provide little autonomy or privacy -- are more likely to have clients who are withdrawn from their peers than those centers that have a more age-appropriate setting and activities, according to researchers at the University of Utah.
AHCPR today released a powerful data set providing an in-depth picture of the use, quality and costs of hospital inpatient care in the United States. Included in the data set is detailed information on topics such as: diagnoses, patient demographics, medical and surgical procedures, diagnostic tests, hospital charges, payment sources and hospital characteristics.
Cornell University researchers are studying the physics of nanomanufactured bar magnets as small as 25 nanometers wide, which could find application as storage devices for computer data.
A tiny silicon device resembling a harp with strings only 50 nanometers thick allows Cornell University researchers to study resonance phenomena on a microscopic scale, at uncommonly high frequencies.
One of the world's first studies of urban areas as ecosystems is surveying the birds of Phoenix and now posting the results on the web. While the birds may not care, the information may be of real value to scientists, homeowners and even developers interested in creating bird-friendly communities.
A light-activated drug can partially dissolve the fatty deposits that clog arteries, say Stanford scientists who have successfully applied the treatment to several patients, using an optical fiber to "pipe" light directly to obstructed leg arteries.
A new therapy called photoangioplasty appears to dissolve plaque buildup in blood vessels and holds promise as a treatment for arteries that have reclogged after angioplasty -- a procedure performed hundreds of thousands of times annually in the United States.
A minimally invasive technique to treat a common cause of male infertility is as successful as the surgical alternative, while recovery takes one-sixth the time, according to a study presented here today at the 24th Annual Scientific Meeting of the Society of Cardiovascular & Interventional Radiology (SCVIR).
Pulmonary embolism, a potentially deadly blood clot that lodges in a lung artery, can be prevented in some trauma patients by implanting a tiny filter that serves as a catcher's mitt to snare a clot before it becomes life-threatening.
Three researchers from the National Cancer Institute recently conducted a study to examine how changes in surgery and chemotherapy have affected survival for women with ovarian cancer. Their conclusions suggest that optimal multimodality therapy can improve survival for ovarian cancer patients.
Medical researchers from the University of California-Irvine have determined that women who have survived breast cancer have an elevated risk for ovarian cancer. Their findings will be presented at the 30th Annual Meeting of the Society of Gynecologic Oncologists.
At a time when physics undergraduate programs nationwide have shrunk to all-time lows, the University of Arkansas' program has soared six-fold.
A Japanese man's epilepsy surgery brought his seizures under control but left him unable to recall the names of his friends, his siblings or even the hospital where he was staying, according to a report published in the March 23 issue of Neurology.
Using a minimally invasive technique to deliver chemotherapy directly to the tumor can double the survival time of adult patients with colon cancer that has spread to the liver. In a related study, children with liver cancer who are considered beyond hope may be saved using the same chemotherapy technique, followed by liver transplantation.
Slowing the pace at which children put on excess pounds may reduce their risk of heart disease later in life, researchers report in today's Circulation: Journal of the American Heart Association.
Researchers have moved a step closer to creating "self-cleaning" blood vessels by using a new technique to transplant a gene that breaks down blood clots in arteries, according to a study presented here today at the 24th Annual Scientific Meeting of the Society of Cardiovascular & Interventional Radiology (SCVIR).
As research from the United States and Canada mounts showing that a new non- surgical procedure to treat uterine fibroids has a more than 85 percent success rate, consumer information about the technique is being made widely available by the Society of Cardiovascular & Interventional Radiology (SCVIR).
Researchers have discovered how chemicals in the brain that are related to the active ingredient of marijuana help regulate body movements and other motor activity in rats.
The social environment of people with schizophrenia, specifically the quantity of social support they receive, may affect how long they live, according to a University of Iowa study published in the March 22 issue of the journal Psychosomatic Medicine.
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