When scientists take Earth's temperature, they usually use thermometers. But when scientists want to figure out Earth's temperature in the past, they have to rely on other tools.
Jul 16, 2009
JACKSONVILLE, Fla. -- A person who has exercised regularly prior to the onset of a stroke appears to recover more quickly, say researchers from Mayo Clinic in Florida, who led a national study.
Jul 16, 2009
A single evolutionary event appears to explain the short, curved legs that characterize all of today's dachshunds, corgis, basset hounds and at least 16 other breeds of dogs, a team led by the National Human Genome Research Institute (NHGRI), part of the National Institutes of Health, reported today.
Jul 16, 2009
PASADENA, Calif. -- Stromatolites are dome- or column-like sedimentary rock structures that are formed in shallow water, layer by layer, over long periods of geologic time.
Jul 16, 2009
Barrow Neurological Institute researchers have identified a novel receptor in the brain that is extremely sensitive to beta-amyloid peptide (AB) and may play a key role in early stages of Alzheimer's disease. Published in the Journal of Neuroscience, the research lead by Jie Wu, MD, PhD, has identified a new candidate for therapeutic intervention in Alzheimer's.
Jul 16, 2009
Insurgent groups like the Taliban can only be effectively engaged with timely and accurate military intelligence, and even good intelligence may only succeed in containing the insurgency, not defeating it, according to a new study in the current issue of Operations Research, a flagship journal of the Institute for Operations Research and the Management Sciences (INFORMS®).
Jul 16, 2009
Researchers at Rush University Medical Center are testing a novel regimen of hip-muscle exercises to decrease the load on the knee joints in patients with osteoarthritis. The goal is not only to relieve pain but also, possibly, to halt progression of the disease.
Jul 16, 2009
New York, NY, July 16, 2009 -- As lawmakers debate how to pay for an overhaul of the nation's health care system, a new report from The Commonwealth Fund…
Jul 15, 2009
DALLAS -- July 16, 2009 -- A new study by UT Southwestern Medical Center researchers sheds light on the challenges involved in identifying which high-risk population would benefit most from bladder-cancer screening.
Jul 15, 2009
(Boston) -- Researchers from Boston University School of Medicine (BUSM) have shown that disclosing genetic risk information to adult children of patients with Alzheimer's disease (AD) who request this information does not result in significant short-term psychological distress.
Jul 15, 2009
HANOVER, N.H. (July 15, 2009) -- In a feat of trickery, Dartmouth Medical School immunologists have devised a Trojan horse to help overcome ovarian cancer, unleashing a surprise killer in the surroundings of a hard-to-treat tumor.
Jul 15, 2009
Blacksburg, Va. -- A student team in the Virginia Tech College of Engineering is providing the blind with an opportunity many never thought possible: The opportunity to drive.
Jul 15, 2009
New research demonstrates that single neurons in the reward center of the brain process not only primitive rewards but also more abstract, cognitive rewards related to the quest for information about the future.
Jul 15, 2009
COLUMBIA, Mo. -- In his discussion of accelerated motion on page 60 of The Meaning of Relativity, Albert Einstein made an approximation that allowed him to develop the theory of relativity further. Einstein apparently never had the opportunity to check his original approximation.
Jul 15, 2009
