Brightsurf Science News & Current Events

April 17, 2009
ASU professor tracks Columbine media discourse from 'school shooting' to 'terrorism'
Arizona State University's David Altheide builds on his two-decade study of mass media messages of fear to argue that Columbine and other school shootings were redefined as a form of terrorism that was consistent with news emphases and social control efforts that emerged prior to the invasion of Iraq.

Oral contraceptives impair muscle gains in young women
Many active young women use oral contraceptives yet the effect on body composition and exercise performance has not been thoroughly studied.

Laughter remains good medicine
More on the mind-emotion-disease model: A new study finds that

International humanities conference slated for April 24-25
The College of Arts & Letters at Stevens Institute of Technology will host a two-day conference April 24 and 25 to explore how the humanities are being affected by new science and technology.

Fossils suggest earlier land-water transition of tetrapod
New evidence gleaned from CT scans of fossils locked inside rocks may flip the order in which two kinds of four-limbed animals with backbones were known to have moved from fish to landlubber.

Low lead levels in children can affect cardiovascular responses to stress
Even low levels of lead found in the blood during early childhood can adversely affect how the child's cardiovascular system responds to stress and could possibly lead to hypertension later in life

Effects of maternal exercise on fetal breathing movements
Exercise has many benefits for adults, teens and youngsters. It is less clear what benefit, if any, exercise may have during fetal growth during gestation.

Computational model examines the pathways of Alzheimer's that strikes at the young
Familial Alzheimer's disease strikes individuals as early as their 20s.

Autopsy study links prostate cancer to single rogue cell
One cell ... one initial set of genetic changes -- that's all it takes to begin a series of events that lead to metastatic cancer.

Scripps research team invents first technique for producing promising anti-leukemia agent
Kapakahines, marine-derived natural products isolated from a South Pacific sponge in trace quantities, have shown anti-leukemia potential, but studies have been all but stalled by kapakahines' lack of availability.

Joint statement by German science organizations on green genetic engineering
Germany's Federal Minister for Food, Agriculture and Consumer Protection, Ilse Aigner, has banned the cultivation of genetically modified maize.

Genetic switch potential key to new class of antibiotics
Researchers have determined the structure of a key genetic mechanism at work in bacteria, including some that are deadly to humans, in an important step toward the design of a new class of antibiotics, according to an accelerated publication that appeared online today as a

'Instant on' computing
The ferroelectric materials found in today's

NC State study finds better way to protect streams from construction runoff
Researchers at North Carolina State University have found an exponentially better way to protect streams and lakes from the muddy runoff associated with stormwater around road and other construction projects.

Burnham researchers present at 100th AACR Meeting
Six researchers from Burnham Institute for Medical Research will be presenting at American Association for Cancer Research 100th Annual Meeting 2009.

'Antedrugs': A safer approach to drug therapy
Antedrug design is a new approach to creating safer drugs that attack a problem such as inflammation then quickly become inactive before they can cause damage.

Unlikely life thriving at Antarctica's Blood Falls
Hidden under an inland Antarctic glacier in a cold, dark, oxygen-poor environment, microbial life thrives.

Former NASA astronaut Bonnie J. Dunbar to speak at NJIT's biomedical engineering seminar
One of the first women astronauts, Bonnie J. Dunbar, now a flight museum president, will speak at NJIT on April 23, 2009.

Caffeine appears to be beneficial in males -- but not females -- with Lou Gehrig's disease
Lou Gehrig's disease is believed to involve an interplay between genetic predisposition and environmental factors.

TGen researchers discover possible way to block the spread of deadly brain tumors
Researchers at the Translational Genomics Research Institute may have found a way to stop the often-rapid spread of deadly brain tumors.

Maternal immune response to fetal brain during pregnancy a key factor in some autism
New studies in pregnant mice using antibodies against fetal brains made by the mothers of autistic children show that immune cells can cross the placenta and trigger neurobehavioral changes similar to autism in the mouse pups.

Early isolation linked to enhanced response to cocaine
Drug addiction affects millions of people around the world, causing numerous problems ranging from emotional and psychological difficulties to physical and health issues.

Male impotence drugs may deserve a second look in women
New studies indicate the three drugs used to treat male impotence also appear to work in females, albeit a little differently, and should give the scientific community pause to take a second look at their potential in the 40 percent of women who report sexual dysfunction, researchers say.

Pitt receives $2.8 million to train HIV/AIDS researchers in Mozambique, Brazil and India
The University of Pittsburgh has received a $2.8 million grant from the National Institutes of Health's Fogarty International Center to train researchers in regions of the world most hard-hit by the HIV/AIDS epidemic.

Inexpensive drug appears to relieve fibromyalgia pain in Stanford pilot study
A small pilot study at Stanford was conducted over a 14-week period to test the new use of a low dose of a drug called naltrexone for the treatment of chronic pain.

UT Southwestern researchers pinpoint where 'bad' cholesterol levels are controlled
Researchers at UT Southwestern Medical Center have found that a protein responsible for regulating

Male sex dysfunction drugs show promise in the lab for treating female sexual disorders
New evidence suggests that female sexual dysfunction may be, in part, the result of inadequate supply of blood to the female genitals.

Alligators hint at what life may have been like for dinosaurs
When dinosaurs evolved oxygen levels were much lower than they are now, so how did they cope?

Study finds college students better prepared
California's Early Assessment Program is paying off in fewer college freshmen who require remedial math and English, a new study suggests.

Differences among exercisers and nonexercisers during pregnancy
No one doubts that mothers -- especially pregnant mothers -- are among the busiest people on earth.

OptiNose presents new data on highly effective treatment for chronic rhinosinusitis
OptiNose today announced important new results from a Phase II trial of its novel nasal drug delivery device with fluticasone for the treatment of chronic rhinosinusitis.

Female hormone cycle affects knee joints
New research from the faculty of kinesiology at the University of Calgary has found a connection between the laxity of a woman's knee joint and her monthly hormone cycle.

Discovered after 40 years: Moon dust hazard influenced by Sun's elevation
In the 1960s and 1970s, the Apollo Moon Program struggled with a minuscule, yet formidable enemy: sticky lunar dust.

Surveillance vehicles take flight using alternative energy
The Office of Naval Research's

ONR announces 2009 Young Investigator Award recipients
The Office of Naval Research has announced 15 aspiring researchers as award recipients of the US Navy's 2009 Young Investigator Program.

Smoke from cigarettes, cooking oil, wood, shift male cardiovascular system into overdrive
Secondhand tobacco smoke and smoke from cooking oil and wood smoke affected cardiovascular function of men and women who were exposed to small doses of the smoke for as little as 10 minutes, according to a new study.

Office of Naval Research demonstrates revolutionary new counter-mine technology for ships
Using a high-temperature technology developed by the Office of Naval Research, the US Navy has successfully launched a new counter-mine tool to protect its fleet at sea.

US Department of Energy's ESnet wins 2009 Excellence.Gov Award for effectively leveraging technology
The US Department of Energy's Energy Sciences Network, a high-speed network linking tens of thousands of researchers around the nation, was honored on April 14, 2009, with an Excellence.Gov award for its achievements in leveraging technology.

Pulitzer Prize-winning series spurs prevention research
A $2.9 million grant from the National Institutes of Health's National Center on Minority Health and Health Disparities will allow the Center for Alaska Native Health Research at the University of Alaska Fairbanks to continue testing its successful substance abuse and suicide prevention program, Elluam Tungiinun, and expand it into four more Alaska Native communities in the Yukon-Kuskokwim Delta.

Portland, Ore. to host major conference on acoustics and sound
From head-banging termites to laughing hyenas, from noisy rocket launches to silent hybrid cars, and from bacteria that cause heart attacks to the acoustics of wind turbines, few fields span as many subjects as acoustics, the study of sound.

Increasing carbon dioxide and decreasing oxygen make it harder for deep-sea animals to 'breathe'
New calculations made by marine chemists from the Monterey Bay Aquarium Research Institute suggest that low-oxygen 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