Brightsurf Science News & Current Events

May 31, 2013
A survey of GPs reveals that many identify nicotine as a harmful cigarette-smoke component
A survey of GPs in the UK and Sweden revealed that some believe nicotine to be one of the greatest health risks from smoking.

Microbial changes regulate function of entire ecosystems
A major question in ecology has centered on the role of microbes in regulating ecosystem function.

Pretesting cervical tumors could inform treatment
Doctors at Washington University School of Medicine in St. Louis have shown that testing cervical tumors before treatment for vulnerability to chemotherapy predicts whether patients will do well or poorly with standard treatment.

Neiker-Tecnalia is participating in the ADAPTACLIMA II capitalisation project
The ADAPTACLIMA II programme, in which the Basque Institute for Agricultural Research and Development NEIKER-Tecnalia is participating, is seeking to spread what the future climate may be like and how to be able to adapt to the future circumstances arising out of climate change.

Discoveries from the science of sound at upcoming acoustics meeting
The latest news and discoveries from the science of sound will be featured at the 21st International Congress on Acoustics, held June 2-7 in Montreal.

Ultrasound 'making waves' for enhancing biofuel production
Engineers are using high-frequency sound waves to break down plant materials in order to cook up a better batch of biofuel.

View your Facebook profile, get a boost
A Facebook profile is an ideal version of self, full of photos and posts curated for the eyes of family, friends and acquaintances.

Oncogene mutation hijacks splicing process to promote growth and survival
An international team of researchers -- led by principal investigator Paul S.

For first time atomic changes in a molecule during a chemical reaction photographed
Taking an image of an individual molecule while it undergoes a chemical reaction has been deemed one of the holy grails of chemistry.

How disease mutations affect the Parkin protein
Researchers at the MRC Laboratory of Molecular Biology in the United Kingdom have determined the crystal structure of Parkin, a protein found in cells that when mutated can lead to a hereditary form of Parkinson's disease.

The scoop on bird poop
Gut bacteria are known to have a central role both in human and in animal health.

HIV treatment adherence and outcomes improving among HIV-positive transgender people
HIV-positive transgender people are just as likely to stay in care, take their medication and have similar outcomes as other men and women living with the disease, according to new research from the Perelman School of Medicine at the University of Pennsylvania and published online May 30 in Clinical Infectious Diseases.

Croaking chorus of Cuban frogs make noisy new neighbors
A study presented at the 21st International Congress on Acoustics in Montreal shows the adverse impact of invasive frog species' songs.

Circadian rhythms control body's response to intestinal infections, UCI-led study finds
Circadian rhythms can boost the body's ability to fight intestinal bacterial infections, UC Irvine researchers have found.

Mathematical models to better combat HIV
In a paper titled

IOF Worldwide Conference of Osteoporosis Patient Societies opens in Helsinki
More than 140 delegates from 45 countries have joined the International Osteoporosis Foundation (IOF) and the Finnish Osteoporosis Association for the 14th IOF Worldwide Conference of Osteoporosis Patient Societies.

Application of face-recognition software to portrait art shows promise
The National Endowment for the Humanities has awarded researchers at the University of California, Riverside a $60,000 grant to continue their development of face-recognition software to help identify unknown subjects of portrait art.

Elevated carbon dioxide making arid regions greener
Scientists have long suspected that a flourishing of green foliage around the globe, observed since the early 1980s in satellite data, springs at least in part from the increasing concentration of carbon dioxide in Earth's atmosphere.

Texting proves beneficial in auditory overload situations
During command and control operations, military personnel are frequently exposed to extreme auditory overload.

Acidifying oceans could spell trouble for squid
Acidifying oceans could dramatically impact the world's squid species, according to a new study led by Woods Hole Oceanographic Institution researchers and soon to be published in the journal PLOS ONE.

Magnetic monopoles erase data
A physical particle postulated 80 years ago could provide a decisive step toward the realization of novel, highly efficient data storage devices.

New speaker system for cars creates separate 'audio zones' for front and rear
A new approach achieves a significant level of isolation between the front and rear listening zones within a car.

How flames change the sound of a firefighters' personal safety alarm
A team of mechanical engineers has been assessing whether flames might change the sound of firefighters' personal safety alarms.

Mainz University obtains new CRC 'Nanodimensional polymer therapeutics for tumor therapy'
The German Research Foundation has established a new Collaborative Research Center on

Sweet dreams in the North Sea
Night shift workers and daytime workers in the offshore oil industry report similar sleep problems after a two-week work period, according to a Norwegian study.

Lead acts to trigger schizophrenia
Mice engineered with a human gene for schizophrenia and exposed to lead during early life exhibited behaviors and structural changes in their brains consistent with schizophrenia.

Difference in arterial health seen in highly active college-age people compared to inactive peers
Indiana University researchers found that people in their 20s already began to demonstrate arterial stiffening -- when arteries become less compliant as blood pumps through the body -- but their highly active peers did not.

Live and let die
A protein called c-FLIP-R is critical to immune cell survival: If this molecule is missing, the cells kill themselves -- and are thus no longer able to perform their job fighting off invaders.

Surges in latent infections: Mathematical analysis of viral blips
In a paper titled

Doing business in China will be focus on 1-day conference at NJIT on June 8
How to do business in China will be the focus of an all-day conference, open to the public and hosted by the North American Chinese Entrepreneur Association, NJIT's Enterprise Development Center and the NJIT Chinese Student Association on June 8, 2013.

Remarkable progress in reducing child mortality and improving maternal health
Rapid expansion of programs to prevent HIV transmission to babies and vaccinate children show how results can be achieved in relatively little time.

New technology modifies music hall acoustics
With the flick of a switch, inflatable sound absorbers can turn classical music halls into houses of rock.

Cracking the code of HIV; Providing an up-close view of the enemy
Researchers have determined the precise chemical structure of the HIV capsid, a protein shell that protects the virus's genetic material and is a key to its ability to infect and debilitate the human body's defense mechanism.

Elite athletes often shine sooner or later -- but not both
An Indiana University study that compared the performance of elite track and field athletes younger than 20 and those 20 and older found that only a minority of the star junior athletes saw similar success as senior athletes.

Exposure to general anaesthesia could increase the risk of dementia in elderly by 35 percent
Exposure to general anaesthesia increases the risk of dementia in the elderly by 35 percent, says new research presented at Euroanaesthesia, the annual congress of the European Association of Anaesthesiology.

Secrets of the cicada's sound
Researchers trying to make an artificial cicada for underwater communication will present their work at the 21st International Congress on Acoustics, held June 2-7 in Montreal.

Big Ten universities form Big Ten Cancer Research Consortium
Leaders from the Big Ten universities' cancer centers kick off the Big Ten Cancer Research Consortium on June 1 in Chicago.

Internists respond to SFC with ideas on how to make improvements following repeal of SGR
The American College of Physicians (ACP) today provided 19 specific recommendations, supporting evidence and implementation details on how to improve the Medicare physician fee schedule and the fee-for-service system overall in response to a request by the Senate Finance Committee on May 10.

Plant intelligence for better swarm robots
Plants scientists are teaming up with marine biologists, medical researchers and experts in computational intelligence to produce better robot swarms able to negotiate unpredictable terrain.

NASA satellites watch the demise of Hurricane Barbara
NOAA's GOES-14 satellite captured Hurricane Barbara's landfall in southwestern Mexico and movement across land, northward toward the Gulf of Mexico.

Food insecurity linked to HIV-treated drug users' deaths
Food insecurity increases the risk of death among injection drug users living with HIV/AIDS even when they are receiving life-prolonging antiretroviral therapy, according to a new study involving Simon Fraser University.

New research shows that asking for a precise number during negotiations can give you the upper hand
A recently published study on the art of negotiation by two professors at Columbia Business School could help new hires -- and all negotiators -- seal a stronger deal than before.

Saint Louis University expands research to treat deadly childhood disease
Diarrhea is the second leading cause of death for young children around the world, killing more than 2,000 children under five each day.

New maps show how shipping noise spans the globe
Scientists have modeled shipping noise on a global scale. The world-wide maps will be presented for the first time at the 21st International Congress on Acoustics, held June 2-7 in Montreal.

APS disappointed in NRC rejection of petition urging barriers to proliferation
The APS is disappointed in the Nuclear Regulatory Commission's rejection of its petition urging barriers to proliferation of nuclear fuel technologies.

Native Ohioans' speaking patterns help scientists decipher famous moon landing
A team of speech scientists and psychologists discuss a novel approach to deciphering Armstrong's famous moon landing quote.

A bad biology grade sticks around
Researchers at Kansas State University have found that a low grade in a pre-requisite biology class predicts future student performance.

New method to test breast lesions could better detect cancer, save money by reducing repeat biopsies
A newly developed, single-step Raman spectroscopy algorithm has the potential to simultaneously detect microcalcifications and enable diagnosis of the associated breast lesions with high precision, according to data published in Cancer Research, a journal of the American Association for Cancer Research.

New technology makes breast cancer surgery more precise at UC Irvine
Any breast cancer surgeon who regularly performs lumpectomies confronts the question

Where entrepreneurship is at home
Entrepreneurial personality structure can't be found everywhere geographically in the same measure.

Researchers design sensitive new microphone modeled on fly ear
Using the sensitive ears of a parasitic fly for inspiration, a group of researchers has created a new type of microphone that achieves better acoustical performance than what is currently available in hearing aids.

Procedures saving limbs of more peripheral arterial disease patients, Mayo Clinic finds
Peripheral arterial disease is a common circulation problem in which reduced blood flow can lead to complications that jeopardize the limbs, possibly even requiring amputation.

Catastrophic climatic events leave corals facing a decade-long fight for recovery
Coral reefs can take more than a decade to recover from catastrophic climatic events, with some species taking up to 13 years to recolonise their original habitats, scientists have discovered.

Investigators link poultry contamination on farm and at processing plant
Researchers at the University of Georgia, Athens, have identified a strong link between the prevalence and load of certain food-borne pathogens on poultry farms, and later downstream at the processing plant.

Agricultural fires in western Mexico
The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA's Aqua satellite detected dozens of fires burning in western Mexico on May 30, 2013.

Even with defects, graphene is strongest material in the world
Columbia Engineering researchers demonstrate that graphene, even if stitched together from many small crystalline grains, is almost as strong as graphene in its perfect crystalline form. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to