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Science News Archive 2009


Page 188 of 277

New treatment discovered for restless legs syndrome improves sleep

A new treatment has been discovered for restless legs syndrome (RLS) that improves sleep. Pregabalin, a commonly used epilepsy and anxiety medication, was found to be effective in reducing RLS symptoms by nearly two-thirds of participants. The study showed significant improvements in deep sleep stages compared to those taking a placebo.

Teen drug education also helps curb risky sexual behavior, study finds

A new RAND Corporation study found that school-based drug education programs can have a long-term positive impact on sexual behavior in addition to curbing substance abuse. Young adults who received the training were less likely to engage in risky sexual behavior five to seven years later.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Half a glass of wine a day may boost life expectancy by 5 years

A study of 1,373 men found that light long-term alcohol consumption, especially wine, was associated with a lower risk of dying from cardiovascular disease and death from all causes. Moderate wine consumption was linked to an extended life expectancy of around five years in men.

Oxytocin: Love potion #1?

Researchers found that oxytocin increased positive communication behavior in relation to negative behavior, reducing salivary cortisol levels. The study evaluated real-time natural couple behavior in the laboratory, providing new insights into the effects of social interaction on mental health.

ONR lecturer offers 5 tips for interagency collaboration

Dr. Kathie Olsen, a neuroscience expert, offers 5 tips for program officers to advance their ideas: exposure, management support, persistence, relationships matter, and program value. ONR's efforts to host distinguished lecturers aim to promote collaboration and innovation.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Migraine prevention by targeting glutamate receptors?

A Phase IIa clinical trial shows that ADX10059, a negative mGluR5 allosteric modulator, significantly improves pain-free status and pain improvement in patients with acute migraine attacks. The study's findings support the potential of targeting mGluR5 signaling for migraine prevention.

Study of breast cancer risk factors in young women

A study of breast cancer risk factors in young women suggests that risk assessment and prevention should start much earlier in life. The study found a link between breast tissue composition in young women and the risk of breast cancer in middle age and older.

Make brighter, full-color electronic readers? -- Brilliant!

A new technology developed at the University of Cincinnati enables full-color electronic paper with excellent brightness, color saturation, and video speed. The Electrofluidic Display Technology (EFD) has the potential to transform e-readers into mainstream products, such as Amazon Kindle, and create high-tech jobs in southwest Ohio.

World's fastest camera relies on an entirely new type of imaging

Researchers at UCLA developed a novel camera that captures images at 6 million frames per second, overcoming conventional camera limitations. The camera's optical image amplification enables continuous real-time imaging of rapid phenomena in physics, chemistry, and biology.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Simulated gene therapy

Scientists at the University of California, Berkeley and Los Alamos National Laboratory have developed a comprehensive numerical study of gene therapy. The research sheds light on the key factors that determine the success of dendrimers as gene delivery vehicles, including the charges of the dendrimers and their target cell membranes.

Limping rat provides sciatica insights

Researchers developed an animal model for sciatica, a painful nerve condition characterized by numbness, pain, and leg difficulties. The study found that immune system activation contributes to symptoms, with elevated IL-17 levels linked to physical symptoms.

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Origins of wolverine in California genetically verified

A study published in Northwest Science has verified the origins of a California wolverine through genetic analysis. The animal, photographed in 2008, is most closely related to Rocky Mountain populations and shares unique genetic characteristics with other North American wolverines.

Tufted bacteria cause infection in premature babies

Researchers at Karolinska Institutet discovered tufted bacteria can attach to premature babies' skin, causing infection. The bacteria's unique hair-like structures facilitate adhesion, while LL37 antimicrobial peptide helps inhibit growth.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Repeatedly working when ill boosts risk of long term sick leave

Research published in the Journal of Epidemiology and Community Health found that repeatedly going to work when ill increases the chances of taking long-term sick leave. Workers who did this at least half a dozen times were more likely to take extended absences, even after accounting for other risk factors.

DOE to establish Energy Frontier Research Center at PNNL

The Department of Energy has established a new Energy Frontier Research Center at Pacific Northwest National Laboratory to study catalysis for solar energy and fuel cells. The center will be led by chemist Morris Bullock and will focus on grand challenges in converting electrical energy into chemical bonds and back again.

Migraine prevention by targeting glutamate receptors?

A Phase IIa clinical trial suggests that targeting glutamate receptor mGluR5 with ADX10059 may prevent migraine attacks before they start. The study found that patients taking ADX10059 were more likely to be pain-free two hours after treatment than those receiving a placebo.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Ka-Boom! The sequel

The US Department of Homeland Security has successfully tested new camera prototypes in a simulated bomb attack, with 14 out of 16 surviving without image degradation. The cameras were designed to be rugged and affordable for use in mass transit venues, where full surveillance systems are not feasible.

Young children think gender-related behavior is inborn

A study found that young children think about gender in a way similar to how they think about species differences. They tend to believe that certain behaviors are innate and not influenced by environment. As children grow older, they begin to understand the role of environment in shaping gender-related behaviors.

Rogue black holes may roam the Milky Way

New calculations suggest hundreds of massive rogue black holes are left over from the early universe, potentially wandering the Milky Way's outer reaches. These relics could provide clues about galaxy formation history and the formation of black holes in the early universe.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Urine screening test may one day predict coronary artery disease

A new urine screening test has shown promise in predicting coronary artery disease by identifying specific protein patterns associated with the condition. The test uses proteome analysis to detect collagen fragments found on the surface of atherosclerotic plaques, achieving an accuracy rate of 84%.

Vanderbilt engineers play key role in new DOE energy frontier research center

A new multi-million-dollar Energy Frontier Research Center announced by the White House will focus on understanding gas-liquid interactions at solid surfaces. This research has potential applications in developing more efficient batteries, solar and electrical energy conversion into fuel, improved fuel cells, and enhanced corrosion res...

Risk factors identified for pneumonia after heart surgery

A study of 971 patients found VAP accounted for almost half of nosocomial infections, with a crude mortality rate of 35%. Anticipative antimicrobial therapy may be a potential intervention to avoid VAP in mechanically ventilated patients.

Drugs needed to preserve eggs for reproduction need to be given in stages

Researchers developed a mathematical model predicting optimal time for loading and unloading cryoprotectants, which reduces egg size shifts and improves fertilization chances. Using sugars like trehalose, these staged drugs can help preserve eggs at subzero temperatures, enabling easier transportation and potential transplantation.

Majority of Americans support voting reforms

A recent survey conducted by a University of Missouri professor reveals that the U.S. public supports several voting reforms, including early voting and photo identification requirements. Americans expressed strong approval for these measures, with less support for vote by mail and election day registration.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Intel named winner of 2009 INFORMS prize in analytics

Intel was awarded the 2009 INFORMS Prize for its extensive use of operations research to drive significant value and competitive advantage throughout its business. The prize recognized Intel's ability to apply O.R. techniques across various functions, resulting in over $2 billion in improved decision-making.

HP wins INFORMS 2009 Edelman prize

HP's innovative use of operations research tools, including Complexity ROI Calculator and Revenue Coverage Optimization, led to significant bottom line savings and improved customer satisfaction. The company's approach has resulted in hundreds of millions of dollars in cost savings and a more streamlined product offering.

Parkinson's: Neurons destroyed by 3 simultaneous strikes

Researchers at Columbia University Medical Center found that dopamine, a calcium channel, and alpha-synuclein act together to kill brain cells in Parkinson's disease. The discovery gives hope for saving neurons and stopping the progression of the disease by targeting just one of the three factors.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Human brain contains neurons with a preference for whole real words

A new study found that neurons in the visual word form area of the left visual cortex prefer individual real words over pronounceable nonsense words. This discovery supports experience-driven tuning of neurons to real words and provides evidence for neural plasticity beyond lower-level representations.

African-American teens' perceptions of racial discrimination

A three-year study of over 200 African American teens aged 14-18 found that older teens who experienced more racial bias felt less positive about being Black. The study suggests bolstering youth's feelings about their racial group membership, especially positive views on being African American.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Zebrafish offer clues to treatments for motor neurone disease

Scientists at the University of Edinburgh have discovered that zebrafish can produce motor neurones after spinal cord damage, offering a potential stem cell treatment for humans. Researchers are now screening small molecules to find drugs that could kick-start motor neurone regeneration.

Potential preventative therapy for type 1 diabetes

Researchers found that blocking a hormone called BAFF can prevent the development of Type 1 diabetes in mice. By depleting B cells, regulators of the immune system rise, allowing T regulatory cells to function properly and making killer T cells tolerant of insulin-producing cells.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Darwin in a test tube

Researchers at Scripps Research develop molecules that can evolve and compete for resources, demonstrating niche partitioning in coevolution. The study shows how different species adapt to specific food sources over time, a classic concept in Darwinian evolution.

Potential lung disease biomarkers yield clues to COX-2 inhibitor side effects

Scientists have discovered two biomarkers that may indicate the presence of smoking-related lung injury and cardiovascular side effects of COX-2 inhibitors. Elevated levels of PGE-M and LTE4 in urine could lead to earlier detection and treatment, reducing the risk of chronic obstructive pulmonary disease and heart problems.

Topical cream studied as way to treat skin cancer without the knife

Researchers found that imiquimod cream, used with surgery, can treat lentigo maligna melanoma, a type of skin cancer. This approach may reduce the area needing surgery, manage the cancer, and minimize its recurrence. The study suggests that imiquimod could be an effective treatment option for some patients.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

PER:PER protein pair required for circadian clock function

Scientists at Queen Mary University of London have discovered a PER:PER protein pair required for circadian clock function in fruit flies. This finding may also apply to mammals, including humans, with implications for regulating our biological clocks.

Astronomers find farthest known object

A team of astronomers has discovered the most distant object in the universe, a gamma-ray burst located approximately 13 billion light-years away. This explosive event, dubbed GRB 090423, occurred when the universe was just 630 million years old and is providing valuable insights into the early universe.

Poor sleep quality leads to poorer prognosis after stroke

A study by Latha Stead found that patients with diagnosed or undiagnosed obstructive sleep apnea had a higher risk of death and poor outcomes after a stroke. The research suggests that regular screening for sleep apnea in emergency department settings could improve patient outcomes.

Athletes with asthma need more help from their team trainers

A new study by Ohio State University finds that most NCAA athletic trainers are not following best practice standards for managing asthma among athletes. The research suggests that a majority of programs are not adhering to national guidelines, which emphasize education, management protocols, and medical professional involvement.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Purdue study finds dairy better for bones than calcium carbonate

A Purdue University study shows that dairy promotes better bone growth and strength compared to calcium carbonate, with bones of rats fed nonfat dry milk being longer, wider, more dense and stronger. The study found a strong effect of having dairy as a calcium source followed by periods of inadequate calcium.