(Phys.org)—Smart viruses find ways around host defenses. In the case of the influenza viruses A and B, rapid genetic changes and resistance to available therapies make it hard to combat flu epidemics in humans. Mortality ...
Biochemistry
Oct 11, 2012
0
0
Single fatherhood is a challenge many arachnids undertake, guarding eggs laid by females despite the costs to their own health and mating benefits, but the news may not be all bad for these dads.
Plants & Animals
Oct 10, 2012
0
0
About five years ago, Catherine Tucker was pregnant with identical twins when she encountered a serious medical issue. Her unborn children were diagnosed with twin-to-twin transfusion syndrome, a dangerous condition in which ...
Social Sciences
Oct 2, 2012
0
0
Combine the tree-ring growth record with historical information, climate records, and computer-model projections of future climate trends, and you get a grim picture for the future of trees in the southwestern United States. ...
Environment
Sep 30, 2012
90
0
(Phys.org)—Mid-elevation forests - those between approximately 6,500 to 8,000 feet (1,981 to 2,438 meters) in elevation - are the most sensitive to rising temperatures and changes in precipitation and snowmelt associated ...
Environment
Sep 27, 2012
1
0
Nearly one third of forestry workers in parts of eastern France are infected with Hepatitis E virus (HEV), according to a paper in the September Journal of Clinical Microbiology. Wild boars in the same region are also heavily ...
Cell & Microbiology
Sep 20, 2012
0
0
Call it the baby bust. Even as the world's population surpasses 7 billion, some countries are facing significant population declines. Mary Brinton's new research indicates that a complex clash between countries' gender norms ...
Social Sciences
Sep 20, 2012
0
0
The spread of disease between species is a "one health" issue affecting both human health and wildlife conservation according to a new set of papers published today by scientists from the Royal Society and ZSL.
Ecology
Sep 11, 2012
0
0
Over the past two decades, extensive forest death triggered by hot and dry climatic conditions has been documented on every continent except Antarctica. Forest mortality due to drought and heat stress is expected to increase ...
Environment
Sep 9, 2012
0
0
A new University of Colorado Boulder-led study that ties forest "greenness" in the western United States to fluctuating year-to-year snowpack indicates mid-elevation mountain ecosystems are most sensitive to rising temperatures ...
Environment
Sep 9, 2012
0
0
