Brightsurf Science News & Current Events

September 29, 2008
Birth size is a marker of susceptibility to breast cancer later in life
Birth size, and in particular birth length, correlates with subsequent risk of breast cancer in adulthood, according to a new study published in PLoS Medicine by researchers at the London School of Hygiene and Tropical Medicine.

Before the big bang?
Sir Roger Penrose, prominent lecturer and author, as well as highly distinguished mathematician and theoretical physicist, will give Perimeter Institute's next public lecture on Wednesday, Oct.

Like an arrow: Jumping insects use archery techniques
Froghoppers, also known as spittlebugs, are the champion insect jumpers, capable of reaching heights of 700mm -- more than 100 times their own body length.

New study proves that pain is not a symptom of arthritis, pain causes arthritis
Pain is more than a symptom of osteoarthritis, it is an inherent and damaging part of the disease itself, according to a study published today in journal Arthritis and Rheumatism.

Blood thinning drug linked to increased bleeding in brain
A new study shows that people who take the commonly used blood thinning drug warfarin may have larger amounts of bleeding in the brain and increased risk of death if they suffer a hemorrhagic stroke.

Virtual world offers new locale for problem solving
Second Life, a virtual world created in 2003, currently boasts more than 12 million users worldwide who go there for everything from college recruiting to shopping.

Supplements no better than placebo in slowing cartilage loss in knees of osteoarthritis patients
In a two-year multicenter study led by University of Utah doctors, the dietary supplements glucosamine and chondroitin sulfate performed no better than placebo in slowing the rate of cartilage loss in the knees of osteoarthritis patients.

Water table depth tied to droughts
Recent modeling results show that the depth of the water table, which results from lateral water flow at the surface and subsurface, determines the relative susceptibility of regions to changes in temperature and precipitation.

American Chemical Society's Weekly PressPac -- Sept. 24, 2008
The American Chemical Society News Service Weekly Press Package contains reports from 36 major peer-reviewed journals on chemistry, health, medicine, energy, environment, food, nanotechnology and other hot topics.

Growing a garden of future environmental leaders
EPA is greening the way for students who want to pursue environmental careers.

NIH announces funding for new epigenomics initiative
The National Institutes of Health announces funding for the new NIH Roadmap Epigenomics Program.

Groundbreaking findings on autism to be presented at Carnegie Mellon international symposium
Today's autism research draws on a variety of scientific disciplines, from genetics to functional magnetic resonance imaging to neural development.

MU expert looks back to debate 1 and forward to the vice presidential debate
The 2008 presidential campaign has been running for a very long time, but we have now entered another phase with the commencement of the debates.

Study finds association between hepatitis B and pancreatic cancer
A summary of study being published Oct. 1, 2008, in the Journal of Clinical Oncology, showing that evidence of past hepatitis B infection was twice as prevalent in patients with pancreatic cancer as in healthy people.

MS patients have higher spinal fluid levels of suspicious immune molecule
MS patients have higher spinal fluid levels of suspicious immune molecule.

Researchers identify mechanism used by gene to promote metastasis in human cancer cells
Virginia Commonwealth University Institute of Molecular Medicine and VCU Massey Cancer Center researchers have discovered how a gene, melanoma differentiation associated gene-9/syntenin (mda-9/syntenin), interacts with an important signaling protein to promote metastasis in human melanoma cells, a discovery that could one day lead to the development of the next generation of anti-metastatic drugs for melanoma and other cancers.

Occupational therapy gets people with osteoarthritis moving
An occupational therapist-led approach -- called activity strategy training -- could provide patients with knee and hip osteoarthritis the opportunity to lead more active lives and even improve their overall health, according to a new study led by researchers at the University of Michigan Health System.

Hepatitis B exposure may increase risk for pancreatic cancer
In a first-of-its-kind finding, researchers at the University of Texas M.

Doctors bone up on orthopaedics through wiki project
Web-based academic discussions could well be the way forward for cost-effective and tailored continuing education for health professionals.

Ethnic conflict stoked by government economic intervention, not globalization
Economic globalization and liberalization have been blamed for numerous social ills over the last two decades, including a sharp rise in interethnic violence in countries all over the world.

Micro honeycomb materials enable new physics in aicraft sound reduction
Researchers at the Georgia Tech Research Institute are developing innovative honeycomb structures that could make possible a new approach to noise reduction in aircraft.

Cranking up the volume
It is common knowledge that the world's oceans and atmosphere are warming as humans release more and more carbon dioxide into the Earth's atmosphere.

Experts to discuss global water crisis
The global water crisis will be discussed in a forum featuring two authorities in the fields of water and water policy.

Simple twists of fate
A novel Brandeis University study this week in PLoS Biology reports on some of the molecular gymnastics performed by a protein involved in regulating DNA transcription.

Entomological Society of America names 2008 award winners
ESA is pleased to announce the winners of its 2008 awards, which will be presented at the 2008 ESA Annual Meeting in Reno, Nev., Nov.

New meat-eating dinosaur from Argentina had bird-like breathing system
The remains of a new 10-meter-long predatory dinosaur discovered along the banks of Argentina's Rio Colorado is helping to unravel how birds evolved their unusual breathing system.

Meat-eating dinosaur from Argentina had bird-like breathing system
The remains of a 30-foot-long predatory dinosaur discovered along the banks of Argentina's Rio Colorado is helping to unravel how birds evolved their unusual breathing system.

Experiment demonstrates 110 years of sustainable agriculture
Researchers have shown that a plot of land on the campus of Auburn University that has been maintained by a century old practice of sustainable farming can produce similar cotton crops to those using other methods.

The 'Magnificent 7' of European astroparticle physics unveiled to the world
Today Europeans presented to the world their strategy for the future of astroparticle physics.

Is there more to prion protein than mad cow disease?
Prion protein, a form of protein that triggers BSE, is associated with other brain diseases in cattle, raising the possibility of a significant increase in the range of prion disease.

TB bacterium uses its sugar coat to sweeten its chances of living in lungs
Common strains of tuberculosis-causing bacteria have hijacked the human body's immune response to play tricks on cells in the lungs, scientists say.

Restless nights put older adults at risk for depression recurrence
Poor sleep among the elderly is common, but it may also be a precursor of the first signs of depression.

Global energy forum in Houston
Experts discuss how fossil fuels and biofuels will affect the world's economy and environment in the changing global energy market.

Parental warning: second-hand smoke may trigger nicotine dependence symptoms in kids
Parents who smoke cigarettes around their kids in cars and homes beware -- second-hand smoke may trigger symptoms of nicotine dependence in children.

New formula predicts how people will migrate in coming decades
Scientists at Rockefeller University, with assistance from the United Nations, have developed a predictive model of worldwide population shifts that they say will provide better estimates of migration across international boundaries.

Mental health intervention urged for heart patients
Heart patients are particularly vulnerable to depression and should be screened, and if necessary treated, to improve their recovery and overall health, according to a scientific advisory issued Monday by the American Heart Association and co-authored by a Yale School of Public Health researcher.

MSU receives Bill and Melinda Gates Foundation grant to study African agricultural markets
Michigan State University today announced a $4 million grant from the Bill and Melinda Gates Foundation to lead a project designed to improve research and analysis of agricultural markets in sub-Saharan Africa.

Using molecules to measure rate of flow
Dutch researcher Jeroen Bominaar has developed a new measurement technique based on following molecules in a (turbulent) airflow.

NAS announces book reading by Dudley Clendinen
Dudley Clendinen will read passages from his new book,

October Geosphere media highlights
The October Geosphere, published by the Geological Society of America, is now online.

Fishy future written in the genes
The roadmap to the future of the gorgeously decorated fish which throng Australia's coral reefs and help earn the nation $5 billion a year from tourism may well be written in their genes.

A major prize in the chemical sciences announced by the Camille and Henry Dreyfus Foundation
The Camille and Henry Dreyfus Foundation announces the establishment of the Dreyfus Prize in the Chemical Sciences to recognize an individual for exceptional and original research in a selected area of chemistry that has advanced the field in a major way.

Common insecticide can decimate tadpole populations
The latest findings of a University of Pittsburgh-based project to determine the environmental impact of routine pesticide use suggests that malathion -- the most popular insecticide in the United States -- can decimate tadpole populations by altering their food chain, according to research published in the Oct.

Texas-size conference tackles global issues
Houston hosts a global scientific conference, Oct. 5-9, with more than 8,000 international scientists presenting research and trends in energy, water, agriculture and more.

Carbon dioxide 'scrubber' captures greenhouse gases
In research conducted at the University of Calgary, energy and environmental system expert David Keith and a team of researchers showed it is possible to reduce carbon dioxide (CO2) -- the main greenhouse gas that contributes to global warming -- using a relatively simple machine that can capture the trace amount of CO2 present in the air at any place on the planet.

MIT paves way to 'artificial nose'
MIT biological engineers have found a way to mass-produce smell receptors in the laboratory, an advance that paves the way for

Financial risk-taking behavior is associated with higher testosterone levels
Two researchers from Harvard jointly led a recent study in which they showed that men with higher testosterone levels invest more money during a risky investment game.

Penn study shows immune system can hurt as well as help fight cancer
Researchers at the University of Pennsylvania School of Medicine have found that some proteins of the immune system can promote tumor growth.

TCT update: press conference schedule announced for TCT
Transcatheter Cardiovascular Therapeutics (TCT) is the annual scientific symposium of the Cardiovascular Research Foundation.

8 National Medals of Science awardees to be honored at gala, then the White House
President George W. Bush will award the National Medals of Science and National Medals of Technology, honoring the nation's leading researchers, inventors and innovators, at a ceremony in the East Room at the White House at 10 a.m. on Mon., Sept.

Researchers develop new self-training gene prediction program for fungi
Researchers at the Georgia Institute of Technology have developed a computer program that trains itself to predict genes in the DNA sequences of fungi.

Drinking alcohol before 15 years of age is risky for later alcohol problems
Researchers have known that age of first drink (AFD) is associated with the later development of alcohol-use disorders (AUDs). 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