Tiny acts of microbe justice help reveal how nature fights freeloaders The idea of everyone in a community pitching in is so universal that even bacteria have a system to prevent the layabouts of their kind from enjoying the fruit of others' hard work, Princeton ...

Costs for complications from cancer surgical care extremely high Rice University, MD Anderson analyze statistics on cancer patients HOUSTON – (Jan. 6, 2014) – Although complications from surgical care for cancer patients may seem infrequent, the costs associated with such outcomes ...

New compounds discovered that are hundreds of times more mutagenic CORVALLIS, Ore. – Researchers at Oregon State University have discovered novel compounds produced by certain types of chemical reactions – such as those found in vehicle exhaust or grilling ...

Improper use of biocides in food production may endanger public health Biocides used in the food industry at sublethal doses may be endangering, rather than protecting, public health by increasing antibiotic resistance in bacteria and enhancing their ability ...

To curb China's haze and air pollution, use water New geoengineering research suggests pollution-control measures inspired by watering a garden A new idea to cut back on air pollution: spray water into the atmosphere from sprinklers atop tall ...

Regional variation in Medicare imaging utilization is considerably less than regional variation in imaging costs The January issue of the Journal of the American College of Radiology (JACR®) focuses on a variety of issues relating to clinical practice, practice ...

79 years of monitoring demonstrates dramatic forest change TUOLUMNE, Calif.—Long-term changes to forests affect biodiversity and how future fires burn. A team of scientists led by Research Ecologist Dr. Eric Knapp, ...

Cedars-Sinai researchers target cancer stem cells in malignant brain tumors Approach aims to prevent brain cancer recurrence by attacking tumors at the source LOS ANGELES (Jan. 6, 2014) – Researchers at the Cedars-Sinai Maxine Dunitz Neurosurgical Institute and Department ...

Yeast's lifestyle couples mating with meiosis PROVIDENCE, R.I. [Brown University] — From a biological point of view, the world's most exotic sex lives may be the ones lived by fungi. As a kingdom, they are full of surprises, and a new one reported in the journal ...

Supervolcano eruptions are triggered by melt buoyancy Jointly issued by ETH Zurich, ESRF and CNRS Supervolcanos are not usual volcanos. By effectively "exploding" as opposed to erupting, they leave a giant hole in the Earth's crust instead of a volcanic cone – a caldera, ...

Pulsar in stellar triple system makes unique gravitational laboratory Neutron star, 2 white dwarfs give best opportunity yet to study complex gravitational interactions and may give clue to true nature of gravity Astronomers using the National Science Foundation's ...

Ground-breaking work sheds new light on volcanic activity Factors determining the frequency and magnitude of volcanic phenomena have been uncovered by an international team of researchers. Experts from the Universities of Geneva, Bristol and Savoie ...

Population stability 'hope' in species' response to climate change Stable population trends are a prerequisite for species' range expansion, according to new research led by scientists at the University of York. The climate in Britain has warmed over the last ...

After a 49-million-year hiatus, a cockroach reappears in North America The cockroach in the genus Ectobius is a major textbook example of an invasive organism, and it is the most common cockroach inhabiting a large region from northernmost Europe to ...

Mine landslide triggered quakes Record-breaking slide would bury Central Park 66 feet deep SALT LAKE CITY, Jan. 6, 2014 – Last year's gigantic landslide at a Utah copper mine probably was the biggest nonvolcanic slide in North America's modern history, and included two ...

Self-driving vehicles offer potential benefits, policy challenges for lawmakers Self-driving vehicles offer the promise of significant benefits to society, but raise several policy challenges, including the need to update insurance liability regulations and privacy concerns ...

Study: Half of black males, 40 percent of white males arrested by age 23 First contemporary findings on how the risk of arrest varies across race and gender Nearly half of black males and almost 40 percent of white males in the U.S. are arrested by age 23, ...

New study may aid rearing of stink bugs for biological control Many people think of stink bugs as pests, especially as the brown marmorated stink bugs spreads throughout the U.S. However, certain stink bugs are beneficial, such as Podisus nigrispinus ...

7 new species of nearctic wasps described and illustrated After studying specimens from the Nearctic deposited in the United States National Museum of Natural History and some specimens in the Canadian National Collection of Insects, researchers have found ...

Loss of function of a single gene linked to diabetes in mice Gene defect prevents insulin from ever reaching bloodstream Researchers from the University of Illinois at Chicago College of Medicine have found that dysfunction in a single gene in mice causes ...

Severe mental illness tied to higher rates of substance use New NIH study shows that certain protective factors do not exist in those with severe mental illness People with severe mental illness such as schizophrenia or bipolar disorder have a higher ...

UC research uncovers how ancient artists used palace floor as a creative canvas The floors of Greek Bronze Age palaces were made of plaster that was often incised and painted with grids containing brightly colored patterns and/or marine animal figures. In researching ...

Amber fossil reveals ancient reproduction in flowering plants CORVALLIS, Ore. – A 100-million-year old piece of amber has been discovered which reveals the oldest evidence of sexual reproduction in a flowering plant – a cluster of 18 tiny flowers ...

ADC evaluation for the changes of infarction core and remote regions after MCAO Supratentorial cerebral infarction can cause functional inhibition of remote regions such as the cerebellum, which may be relevant to diaschisis. This phenomenon is often analyzed ...

ClC-3 chloride channel in hippocampal neuronal apoptosis Over-production of nitric oxide and ion disturbance are involved in neuronal apoptosis around the ischemic area following ischemic brain injury. Prof. Quanzhong Chang and team from Zhuhai Campus of Zunyi ...