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Science News Archive June 2010


Page 3 of 24

UK geneticists shed light on flowering plants

Researchers from Warwick University isolated a gene responsible for regulating CONSTANS expression, a key inducer of flowering in Arabidopsis. The discovery could enable more predictable flowering and better scheduling of crops.

Subtle mutations in immune gene may increase risk for asthma

Researchers found a single SNP, rs36498, associated with higher asthma susceptibility in two populations. The mutation may increase eosinophils, leading to asthma attacks. Further study is needed to understand the role of Siglec-8 gene mutations in asthma.

Apple iPhone 17 Pro

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

Olympic gold? A new effect of caffeine boosts performance

New research reveals that high doses of caffeine increase muscle power and endurance during sub-maximal activities, such as everyday tasks or running a marathon. The study's findings have implications for the use of caffeine in sports to enhance performance, although caffeine remains unlisted by the World Anti-Doping Agency.

Responsible science for do-it-yourself biologists

The DIYbio community, comprising over 2,000 amateur biologists, is partnering with the Woodrow Wilson Center on a biosafety initiative to ensure safe science. The project aims to develop a positive culture around citizen science and establish best practices for safety in the community.

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.

The teeth of cadavers reveal their identity

A study published in Forensic Science International reveals that a person's dental patterns can be used as proof of their identity with the same degree of reliability as DNA testing. The researchers analyzed over 3,000 people and found variability values comparable to mitochondrial DNA.

Putting muscle into birdsong

The study found that male zebra finches use their stronger vocal muscles to control the pitch of their songs, while females rely on lung pressure. This discovery sheds light on how birds learn to sing and the complex mechanisms behind birdsong.

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.

'Galactic archaeologists' find origin of Milky Way's ancient stars

Researchers at Durham University use huge computer simulations to recreate the beginnings of the Milky Way, finding that many ancient stars originated from smaller galaxies torn apart by galaxy collisions. The simulations provide a blueprint for galaxy formation and reveal clues to the early history of the Milky Way.

Huntington's disease greatly underestimated in the UK

A new estimate suggests that Huntington's disease affects at least 12.4 per 100,000 people in England and Wales, likely an underestimate due to stigma and lack of genetic testing. The true prevalence may be higher, with implications for healthcare services and research into treatments.

Study shows how dietary supplement may block cancer cells

Researchers at Ohio State University discovered how dietary supplement indole-3-carbinol (I3C) blocks cancer cell growth by destroying the Cdc25A molecule. I3C reduced tumor size by up to 65% in breast cancer models, offering potential health benefits and a new strategy for cancer treatment.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Key mechanism in the brain's computation of sound location identified

Researchers at NYU identified a key mechanism in the brain's computation of sound location, finding that neurons are sensitive to rise times and detect differences between input shapes on a microsecond scale. This contradicts previous theories, which held that biophysical properties were identical for both ears.

Intensively lowering glucose: Possible benefits must be weighed against risks

A study published in The Lancet found that intensive blood glucose control showed microvascular benefits, such as reduced albuminuria and cataract extractions, but no significant reduction in cardiovascular disease. Intensive therapy was also associated with increased weight gain and high risk of severe low blood sugar.

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.

WIC might prevent mothers from feeding cow's milk too early

Women who enrolled in WIC during their first or second trimester were less likely to introduce cow's milk too soon than those who enrolled later. This study highlights the importance of timely nutrition reinforcement for low-income mothers and their children's health.

Novel approaches to R&D in Africa needed

The African Network for Drugs and Diagnostics Innovation aims to stimulate health product research and development in Africa. Successful implementation requires sustainable capacity, infrastructure, funding, leadership, and understanding of health R&D in the African continent.

Hebrew University added to Singapore research program

The Hebrew University of Jerusalem has been selected to participate in the CREATE program, focusing on cellular and molecular mechanisms of inflammation. The research aims to develop diagnostic/prognostic indicators and novel therapeutics for inflammatory diseases.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Fish with chips

Researchers used Robofish to study the collective behavior of three-spined sticklebacks in groups. The findings show that individual fish are more influenced by neighboring fish than distance from the leader, providing insights into fish group dynamics and collective animal behavior.

Introducing Robofish: Leading the crowd in studying group dynamics

Researchers have created a convincing robotic fish that shoals will accept as one of their own, allowing them to study complex situations such as aggressive and cooperative behaviour. The study found that relative distance between individuals is more important than absolute distance in influencing group dynamics.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Weight and children with developmental coordination disorder

A study published in Canadian Medical Association Journal found that children with developmental coordination disorder are three times more likely to be overweight than typically developing children. The researchers also noted an increased risk of obesity over time, regardless of gender.

Bursting bubbles with sound offers new treatments for cancer

Researchers at the University of Leeds are developing a new cancer treatment that uses gas bubbles and sound waves to deliver toxic drugs directly to tumors. The technique has the potential to be adapted for other diseases and could provide a more effective and targeted treatment for colorectal cancer.

Illinois pumpkin fields face cunning opponent

Phytophthora blight affects all cucurbits and peppers, causing up to 100% crop loss in parts of the state. Illinois-grown processing pumpkins account for nearly 95% of US supply, with a gross value exceeding $160 million per year.

Celestron NexStar 8SE Computerized Telescope

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

Death rates from type 1 diabetes steadily improving

A new study finds that death rates from type 1 diabetes have steadily improved over the past few decades, with more recent diagnoses showing a lower risk of mortality. However, women and African-Americans are still disproportionately affected, with higher mortality rates compared to men and Caucasians.

Study challenges long-held assumption about competition in disturbed ecosystems

A laboratory study of microscopic organisms subjected to varying degrees of acoustic disturbance shows that competition can be a factor in regulating ecological communities regardless of the intensity or frequency of disturbance. The findings contradict the intermediate disturbance hypothesis, suggesting that there is a strong trade-of...

Is this the perfect prawn?

CSIRO scientists have developed an improved Black Tiger prawn breed using DNA technology, resulting in record yields of up to 24.2 tonnes per hectare. This breakthrough has the potential to revolutionize the Australian prawn farming industry and increase production from 5,000 tonnes to 12,500 tonnes by 2020.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Memory problems not the only predictor of later mild cognitive impairment

A study published in the Journal of the International Neuropsychological Society found that lower performance on tests measuring learning and processing speed, as well as symptoms of depression, predicted subsequent cognitive decline in a normal population. The researchers used advanced statistical methodology to analyze multiple varia...

Science historian cracks the 'Plato Code'

Dr Jay Kennedy discovers a regular pattern of symbols in Plato's books, linked to Pythagoras' harmony of the spheres, revealing his philosophy on nature and God. This breakthrough challenges conventional wisdom and opens up new ways to unite science and religion.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Reading the look of love

Researchers discovered that volunteers could rapidly assess whether a face was looking at them if it had exaggerated masculine or feminine features. Women were quicker to classify gaze direction when viewing more masculine faces, while men were faster with feminine faces.

Lower back pain and surgery

A literature review suggests that surgery is not the first line of treatment for low back pain caused by herniated disks, and that alternative options such as physical therapy and medications can provide relief. The review also found that patients with larger herniations are more likely to experience a recurrence of pain after surgery.

Virus 'explorers' probe inner workings of the brain

Princeton University researchers are developing a new method for studying brain connectivity using genetically engineered viruses. The viruses, designed by Lynn Enquist's team, travel through the nervous system, tracing connections between neurons and reporting on their activity. This approach has significant implications for understan...

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.

York U study finds better way to battle mosquitoes

A York University study found that leaving organic debris in catch basins improves the effectiveness of S-methoprene in controlling mosquito larvae. The researchers discovered that S-methoprene binds to organic material, making it more effective when left in the catch basins.

Dark chocolate lowers blood pressure

Researchers found that consuming dark chocolate can significantly reduce systolic blood pressure by 5mmHg, comparable to 30 minutes of moderate exercise. This effect is most pronounced in individuals with high blood pressure, potentially reducing the risk of cardiovascular events by 20% over five years.

Astronomers find cause of 'dicky tickers'

Researchers have discovered that many pulsar characteristics are linked due to an underlying cause. The study used observations of 366 pulsars collected over several decades and found that the magnetosphere switches back and forth between two different states.

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.

Memories are made of this

A new study led by the University of Leicester has revealed the mechanism by which memories are formed, highlighting the importance of the M3-muscarinic receptor in this process. The research, funded by the Wellcome Trust, holds potential to impact drug design for treating Alzheimer's disease.

Can one-time tillage improve no-till?

A five-year study found that one-time tillage did not negatively impact grain yield or soil structure in no-till crops. However, it may help manage perennial weeds and reduce phosphorus stratification. The researchers concluded that tilling should only be done to address specific problems, as it increases erosion risk.

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.

Emerging questions about the mechanisms that control muscle

Researchers gathered to discuss novel muscle processes and clinical implications of complex macromolecular machines controlling muscle contraction. Key findings include insights into the DHPR–RYR1, actin–myosin interactions, and the multifunctional role of the dystrophin–glycoprotein complex in skeletal muscle.

The Vienna Declaration: A global call to action for science-based drug policy

The Vienna Declaration urges governments and international organizations to adopt evidence-based approaches to illicit drug policy, recognizing addiction as a medical condition. This declaration aims to reduce harms deriving from current policies and redirect resources towards prevention, treatment, and harm reduction interventions.

For platinum catalysts, smaller may be better

Researchers at Berkeley Lab found that high-pressure conditions can create nanoclusters of platinum, which may be more stable than single crystals. This discovery has implications for the future use of platinum in fuel cells and could potentially reduce costs.

Older adults watch more TV than younger people, enjoy it less

A study by researchers at the University of California, San Diego found that older adults spent three times more time watching TV than younger adults, yet reported lower levels of positive emotion during TV viewing. This suggests a need to increase awareness of alternative activities and reduce barriers to social engagement.

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.

Making 'virtopsies' a reality

A new research project at the University of Leicester aims to develop a reliable and cost-effective system for diagnosing coronary heart disease using CT scans. The technology will enable visualisation of coronary arteries in cadavers, making diagnoses comparable to current autopsy practice.

Bicycling, brisk walking help women control weight

A new study by Harvard T.H. Chan School of Public Health researchers found that premenopausal women who increase their bicycling or walking briskly daily decrease their risk of gaining weight. Overweight and obese women benefit most from these activities, with even small increases in cycling time helping to control weight.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.