Brightsurf Science News & Current Events

August 13, 2009
Science magazine and JoVE announce scientific-video partnership
Science, the journal of scientific research, news, and commentary published by The American Association for the Advancement of Science (AAAS), and JoVE, the scientific video journal, announced that they have entered into a partnership for joint production and publication of scientific videos online.

Sleep patterns in children and teenagers could indicate risk for depression, researcher finds
Sleep patterns can help predict which adolescents might be at greatest risk for developing depression, a researcher at UT Southwestern Medical Center has found in a five-year study.

Ground beetles produce lemon/orange-scented aromas as predator repellents, according to new research
In a paper to appear in the journal Naturwissenschaften, Stevens Institute of Technology Professor Athula Attygalle and his research student, Xiaogang Wu, report for the first time that some ground beetles produce the natural repellent limonene as their major defensive chemical.

Grant will expand former smoker-led intervention program
Researchers are helping women who live in public housing in Georgia and South Carolina stop smoking through a proven former smoker-led intervention program.

Why are autumn leaves red in America and yellow in Europe?
Walking outdoors in the fall, the splendidly colorful leaves adorning the trees are a delight to the eye.

Cancer mortality rates experience steady decline
The number of cancer deaths has declined steadily in the last three decades.

Louisiana Tech receives $1.8M in grants for nanosystems, energy research
Louisiana Tech University's College of Engineering and Science has been awarded a $1.4 million grant from the US Department of Energy, while Dr.

Dissecting the dining habits of prawns
The secret feeding habits of farmed prawns will be investigated as a part of a new CSIRO research collaboration with an Australian company to develop aquaculture technologies that could revolutionize the prawn farming industry.

BIG research offers insight into aging -- 2 scientists awarded $200,000 prize
Two researchers receive $200,000 Breakthroughs in Gerontology Awards sponsored by the Glenn Foundation for Medical Research and the American Federation for Aging Research.

Research institutes from Bremen install new Arctic deep-sea observatory
Three research institutes from the German federal state Bremen among others have set up an observation ward for the long-term observation of a mud volcano in the Norwegian deep sea.

Energy efficient sewage plants
High-rate digestion with microfiltration is state-of-the-art in large sewage plants.

Orchids and fungi -- partners for life
Three Thai orchids have been found to rely on a wide range of fungi to help them take carbon out of the soil instead of producing their own organic carbon.

Study: Financial windfalls hasten early retirement
A unique new study that shows unexpected inheritances hasten retirement, lending new credence to a widely held economic theory that people value leisure time and will parlay newfound wealth into less work.

Vehicle pools for goods
Web 2.0 can help companies located in the same region share haulage space when transporting consignments.

Coordination needed to support green-fingered youths
Young people working on conservation projects are often coerced into

Mango seeds may protect against deadly food bacteria
Life in the fruit bowl is no longer the pits, thanks to a University of Alberta researcher.

Bureaucracy stifling studies
A group of researchers whose planned leg ulceration study was hamstrung by a physician recruitment rate of 2 percent have published the reasons why so many doctors turned them down.

New study shows that cocoa flavanols can be preserved during cooking and baking
In a study published this month in the Journal of Food Science, scientists from the Hershey Company and Brunswick Laboratories (Norton, Mass.) showed that over 85 percent of the cocoa flavanols were preserved in recipes for chocolate frosting, hot cocoa drink and chocolate cookies.

Obesity increases risk of prostate cancer recurrence for both blacks and whites
A new look at a large database of prostate cancer patients shows that obesity plays no favorites when it comes to increasing the risk of recurrence after surgery: being way overweight is equally bad for blacks and whites, say researchers at Duke University Medical Center.

Scientists conduct shark survey off US East Coast
Sandbar, dusky and tiger sharks are among dozens of shark species living in the coastal waters off the US East Coast.

Canadian scientists identify gene that makes water striders glide across water
Water striders, the familiar semi-aquatic bugs gliding across the lake at the cottage, have a novel body form that allows them to walk on water.

ACS to honor origins of Pennsylvania oil industry in two Chemical Landmark ceremonies
The development of the Pennsylvania oil industry will be designated a National Historic Chemical Landmark by the American Chemical Society in two ceremonies.

UC Davis challenge produces a better air conditioner
The first certified winner of the UC Davis

Scarring key to link between obesity and diabetes
Scientists at the University of Liverpool have found that a protein that can cause scarring of fat tissue could be key to understanding the link between obesity and type 2 diabetes.

K-State study finds 18- to 24-year-old group more politically active, but not more knowledgeable
A study by three Kansas State University graduate students finds that the 18- to 24-year-old demographic became more politically active during the 2008 US election season through the use of new media, but that the young adults were not necessarily more knowledgeable about politics.

Women on company boards face stockmarket prejudice
UK companies with female board members fare worse on the stock market, despite performing as well on all other measures as those with all-male boards.

UC Davis: 'Cash for Clunkers' program is expensive way to cut carbon emissions
New UC Davis estimates say the federal government's Cash for Clunkers program is paying at least 10 times the

Device alternative to long-term warfarin therapy could be an option for patients with nonvalvular atrial fibrillation at risk of stroke
Patients with atrial fibrillation at risk of stroke could be offered percutaneous closure of the left atrial appendage instead of long-term warfarin therapy.

Raising the alarm when DNA goes bad
Scientists have known for a long time that when DNA is damaged, a key enzyme sets off a cellular

Study finds higher pathogen loads in collapsed honeybee colonies
Honeybees in colonies affected by colony collapse disorder (CCD) have higher levels of pathogens and are co-infected with a greater number of pathogens than their non-CCD counterparts, but no individual pathogen can be singled out as the cause of CCD, according to a study by an international team of researchers.

Interventional radiology treatment for uterine fibroids: Safe, nonsurgical option
Uterine fibroid embolization -- a minimally invasive interventional radiology treatment for women that cuts off blood flow to painful fibroids to kill the tumors -- is highlighted as an appropriate treatment for women in a Clinical Therapeutics article in the Aug.

Scientists find a common link of bird flocks, breast milk and trust
What do flocks of birds have in common with trust, monogamy and even breast milk?

Impact of cannabis on bones changes with age, study finds
Scientists investigating the effects of cannabis on bone health have found that its impact varies dramatically with age.

Molecules wrestle for supremacy in creation of superstructures
Research at the University of Liverpool has found how mirror-image molecules gain control over each other and dictate the physical state of superstructures.

New chemical synthesis could streamline drug design
A team of MIT chemists has devised a new way to add fluorine to a variety of compounds used in many drugs and agricultural chemicals, an advance that could offer more flexibility and potential cost-savings in designing new drugs.

Little safe haven for sexually assaulted LGBTQ victims
Being a victim of sexual assault and seeking help is difficult for anyone, but when the victim is lesbian, gay, bisexual, transgender and/or queer the thought of reporting a crime may well be laced with added layers of uncertainty and mistrust, according to a study in Oregon.

Carnegie's Toby Horn to receive Alberts Science Education Award
Scientist, teacher, and co-director of the Carnegie Academy for Science Education, Toby Horn, will receive the 2009 Bruce Alberts Award for Excellence in Science Education from the American Society for Cell Biology at their December meeting.

Updated guidelines highlight primary care needs of those living with HIV
With HIV patients living longer thanks to advances in treatment, the primary care needs of those living with HIV have never been more important.

An apple a day keeps kidney stones away
Researchers have found another reason to eat well: a healthy diet helps prevent kidney stones.

Early fire use ignites discussion about the evolution of human brainpower
New evidence that early modern humans used fire in southern Africa in a controlled way to increase the quality and efficiency of stone tools is changing how researchers understand the evolution of human behavior, and in particular, the evolution of human brain power.

Treating high systolic blood pressure in nondiabetic patients could be beneficial
A lowering of systolic blood pressure targets from the currently recommended 140 mm/Hg or less to below 130 mm Hg should be the treatment goal in low-risk patients with high blood pressure, concludes an article published in this week's edition of the Lancet.

Carnegie Mellon develops innovative method to detect genetic causes of complex diseases
Computational biologists at Carnegie Mellon University have developed an analytical technique to detect the multiple genetic variations that contribute to complex disease syndromes such as diabetes, asthma and cancer, which are characterized by multiple clinical and molecular traits.

GOES-11 sees tropical cyclones fizzling and forming in the Eastern Pacific
There are a lot of ups and downs in tropical cyclone formation in the Pacific Ocean this week, and that's keeping NOAA's GOES-11 satellite busy.

Prognosis of patients with heart failure can be independently predicted by urinary albumin to creatine ratio
The ratio of albumin to creatine in a person's urine is a powerful and independent predictor of prognosis of heart failure, concludes an article in this week's issue of the Lancet.

New method takes aim at aggressive cancer cells
A multi-institutional team has discovered a chemical that works in mice to kill the rare, aggressive cells within breast cancers that can seed new tumors.

Scientists help tube firms to get in the right gear
The National Physical Laboratory in Teddington has been working with tube businesses to improve the gear cases for 85 eight-car trains running on the London Underground's Central Line and 5 four-car trains running on the London Underground's Waterloo & City Line.

First compound that specifically kills cancer stem cells found
The cancer stem cells that drive tumor growth and resist chemotherapies and radiation treatments that kill other cancer cells aren't invincible after all.

Early modern humans use fire to engineer tools from stone
Evidence that early modern humans living on the southern coast of Africa 72,000 years ago employed pyrotechnology -- the controlled use of fire -- to increase the quality and efficiency of their stone tool manufacturing process, is being reported in the Aug.

New data from 10-year global flea monitoring program confirms imidacloprid remains highly effective
Bayer Animal Heath announced today at the 22nd World Association for the Advancement of Veterinary Parasitology, Calgary, Canada, the latest results of a large-scale, international, independent Flea Susceptibility Monitoring program, demonstrating that imidacloprid remains highly effective for the control of fleas in companion animals.

K-State lab gives researchers the tools to study porcine circovirus associated diseases
Porcine circovirus associated diseases cost pig producers around the world hundreds of millions of dollars each year.

Cancer mortality rates experience steady decline
The number of cancer deaths has declined steadily in the last three decades.

MRC scientists advance understanding of cell death
Medical Research Council scientists have made an important advance in understanding the biological processes involved when cells are prompted to die.

Math model accurately mimics cell division in carbon-cycling bacterium
Virginia Tech scientists have developed a quantitative, mathematical model of DNA replication and cell division for the bacterium Caulobacter crescentus.

New findings show increased ocean acidification in Alaska waters
The same things that make Alaska's marine waters among the most productive in the world may also make them the most vulnerable to ocean acidification.

Protein plays unexpected role protecting chromosome tips
A protein specialist that opens the genomic door for DNA repair and gene expression also turns out to be a multitasking workhorse that protects the tips of chromosomes and dabbles in a protein-destruction complex, a team lead by researchers at the University of Texas M.

It's not easy being gay
Members of

UOG scientists successfully compete for research grants
Within the last 12 months 1 million dollars in extramural grants have been awarded to University of Guam scientists working at the Western Pacific Tropical Research Center.

IAU General Assembly finishes with the launch of successor to the International Year of Astronomy
The XXVIIth General Assembly of the International Astronomical Union had its closing ceremony today in Rio de Janeiro, Brazil.

Beyond the looking glass
While the researchers can't promise delivery to a parallel universe or a school for wizards, books like Pullman's Dark Materials and JK Rowling's Harry Potter are steps closer to reality now that researchers in China have created the first tunable electromagnetic gateway.

GPS helps locate soil erosion pathways
A new study that examines whether reliable prediction models could be created to identify eroded waterways from digital terrain information, in order to help farmers and conservation professionals do a better job of designing and locating grassed waterways to reduce soil erosion.

First human gene implicated in regulating length of human sleep
Scientists have discovered the first gene involved in regulating the optimal length of human sleep, offering a window into a key aspect of slumber, an enigmatic phenomenon that is critical to human physical and mental health.

University Hospitals in Cleveland named one of the top 10 hospital systems in United States
University Hospitals in Cleveland has been named one of the top 10 hospital systems in the United States by Thomson Reuters.

Active ingredients in marijuana found to spread and prolong pain
Experiments with rodents and humans have shown that cannabinoids, the active ingredients of marijuana, can actually amplify and prolong pain rather than damping it down.

Finding good ideas: How to improve product development
The development of new products and services is key to business success, but a new study from North Carolina State University shows that businesses could do a much better job of evaluating new ideas in order to identify products that will be winners in the marketplace.

New study suggests possible genetic links between environmental toxins and multiple myeloma
Several SNPs associated with bone disease in myeloma have been identified and reported in a paper in the current issue of Leukemia.

Technique enables efficient gene targeting in human embryonic stem cells
A novel technique allows for precise, efficient gene editing into the genomes of human embryonic stem cells (ESCs) and induced pluripotent stem (iPS) cells.

Brain innately separates living and non-living objects for processing
For unknown reasons, the human brain distinctly separates the handling of images of living things from images of non-living things, processing each image type in a different area of the brain.

Neurological complications of heart surgery
Possible neurological complications of heart surgery, ranging from headaches to strokes, are detailed in a new report in the online journal MedLink Neurology.

Unique winter-hardy hibiscus has roots with AgriLife Research scientist in Vernon
He may study grasses by profession, but Texas AgriLife Research forage agronomist Dr.

MRI may cause more harm than good in newly diagnosed early breast cancer
A new review says using magnetic resonance imaging (MRI) before surgery to assess the extent of early breast cancer has not been shown to improve surgical planning, reduce follow-up surgery, or reduce the risk of local recurrences.

Facial expressions show language barriers too
People from East Asia tend to have a tougher time than those from European countries telling the difference between a face that looks fearful versus surprised, disgusted versus angry, and now a new report published online on Aug.

Imitation promotes social bonding in primates
Imitation, the old saying goes, is the sincerest form of flattery.

Bypassing bypass surgery
Dr. Britta Hardy of TAU's Sackler School of Medicine has shown the potential for an injected protein to regrow blood vessels in the heart, eliminating the need for risky surgery. 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