Bluesky Facebook Reddit Email

Science News Archive May 2017


Page 19 of 42

Testing quantum field theory in a quantum simulator

Researchers at TU Wien and Heidelberg University have demonstrated how to test quantum field theories in a quantum simulator, using thousands of ultra cold atoms. This allows for unprecedented study of fundamental quantum processes and their correlations.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Cross-species links identified for osteoarthritis

A new study from the University of Liverpool has identified common 'cell messages' that can help diagnose osteoarthritis in both humans and rats. The research also found that these messages are strongly associated with diseased cartilage, suggesting a potential breakthrough in early diagnosis and personalized treatment for OA.

HPV vaccination may reduce oral HPV infections -- but still under-utilized

A recent study found that HPV vaccination can prevent oral HPV infections by 88%, but low uptake rates among males limit its impact. The study used data from the National Health and Nutrition Examination Survey and found that only 6.9% of men had received at least one dose of the vaccine, compared to 29.2% of women.

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.

Pain linked to non-medical prescription opioid use in young adults

A study published in the Journal of Addiction Medicine found that non-medical prescription opioid (NMPO) use is common among young adults with severe physical pain. Young men with high pain scores are at particularly high risk, while women who use benzodiazepines are also more likely to engage in frequent NMPO use.

Researchers identify changes in lung cells following infections

A study reveals that recovery from bacterial pneumonia leaves behind immune cells called resident memory T cells, which may be responsible for increased susceptibility to pneumonia. Manipulating these cells could provide novel treatment options for curing pneumonia.

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.

New imaging technique aims to ensure surgeons completely remove cancer

Researchers have developed a photoacoustic imaging technology that can produce detailed images of cells, allowing for more accurate assessment of tumor margins during surgery. The goal is to speed up the process and enable real-time feedback to surgeons, reducing the need for second surgeries.

Targeted therapy can delay recurrence of intermediate-stage lung cancer

A phase III clinical trial shows gefitinib is effective in preventing recurrence after lung cancer surgery, with patients going about 10 months longer without disease-free survival. The treatment causes far fewer side effects compared to chemotherapy, with only 12% experiencing severe side effects versus 48%.

Apple iPhone 17 Pro

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

Blacks, Hispanics less likely to see neurologist as outpatient

A study found significant racial disparities in neurologic healthcare access and utilization in the US. Black and Hispanic individuals had lower rates of outpatient neurologist visits and more hospital emergency department visits compared to white individuals.

Better cathode materials for lithium-sulphur-batteries

Researchers have developed a new cathode material that uses porous Ti4O7 nanoparticles to confine polysulfides, resulting in high specific capacity and stable performance. This material has the potential to replace expensive and toxic heavy-metal compounds used in traditional lithium-sulphur batteries.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Not all cool pavements are created equal

A new research from Berkeley Lab found that the choice of pavement material can significantly impact carbon emissions. The study's decision tool helps cities understand the trade-offs of cool pavements and their potential environmental consequences. Cities may need to reconsider their cool pavement strategies, as the benefits may not o...

Bitcoin's popular design is being exploited for theft and fraud

Researchers have found that Bitcoin's transparent and irreversible transaction features are also vulnerable to fraud, allowing dishonest traders to scam users. The study suggests designing improvements such as reputation management systems, third-party arbitration, and revealing identities of one-use only wallets to deter dishonesty.

Personalized medicine: The promise, the hype and the pitfalls

The article explores the benefits and drawbacks of personalized medicine, highlighting concerns over data ownership and access to cancer treatments. It proposes changes within the industry to achieve a more value-based pathway to drug development, prioritizing low- and middle-income countries.

Computer game could help children choose healthy food

A new study found that a simple brain-training game can help children make healthier snack choices by creating an association between happy cartoon faces and healthy food. The game involves reacting to images of healthy food by pressing a button, and doing nothing if unhealthy foods are shown. Researchers tested over 200 schoolchildren...

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.

Resurrecting identities in the Andes

Researchers developed a new model to analyze ancient lives using biological and cultural data from grave sites. They examined cranial characteristics, head shapes, isotopic analyses, and grave goods to understand individual identities and community shifts in northern Chilean society during the Middle Horizon and Late Intermediate Period.

Oral chemotherapy extends survival by more than a year in biliary tract cancer

A phase III trial of 447 patients with biliary tract cancers showed that giving capecitabine after surgery extended survival by a median of 15 months compared to surgery alone. The treatment was associated with a 20% lower chance of death, but the difference was not statistically significant for the overall population.

Fostering motivation could help keep marginalized girls in school

A field study in Malawi reveals that intrinsic excitement about learning is a stronger predictor of school attendance than extrinsic motivation. Stimulating girls' sense of competence and autonomy may be as effective as economic approaches in achieving behavioral change.

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.

Canadian prof discovers way to help heart failure patients

Researchers at University of Guelph have found a hormonal imbalance in the brain causes breathlessness in heart failure patients. Using existing hormone-suppressing drugs, they were able to effectively treat this condition and improve patients' quality of life.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

The dangers of money

Researchers found that banknotes harbor a diverse range of bacteria, including pathogens like E. coli and Vibrio cholera. The banknotes also contain higher amounts of antibiotic-resistance genes than other environmental samples, highlighting the potential for currency to pose a health risk.

Extra weight may increase dental risks

A recent study of 160 participants found that being overweight or obese increases the likelihood of having poor oral health. Patients with obesity were almost 6-times more likely to have severe periodontitis compared to normal-weight individuals.

Space weather events linked to human activity

A new study examines the effects of high-altitude nuclear explosion tests on Earth's magnetic environment, revealing similarities with natural radiation belts and auroras. The research sheds light on the impact of space weather on satellites and astronauts.

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.

When birds of a feather poop together

Researchers found that even small amounts of bird feces can significantly impact water quality by altering nutrient conditions and microbial communities. The study suggests that bird droppings may contribute to algal blooms, but further research is needed to fully understand the effects.

Research opens the door to improved drugs for type 2 diabetes

Researchers have made significant progress in understanding the structure of the glucagon receptor, a key component in glucose regulation. The study provides detailed molecular information that can guide the development of more accurate and efficient diabetes drugs.

Ozone and haze pollution weakens land carbon uptake in China

Surface ozone and anthropogenic aerosol haze pollution in China decrease the regional net primary productivity (NPP) by 9-16% of total NPP, accounting for 16-32% of total anthropogenic carbon emissions. Aerosol direct effects enhance annual NPP by 0.2 Pg C.

How does the loss of species alter ecosystems?

The iDiv Ecotron will examine the consequences of species loss on ecosystems, investigating interactions among plants, animals, microbes, and soil. By manipulating complex animal and plant communities in controlled conditions, researchers aim to understand how many losses ecosystems can cope with.

How evolutionary miniaturization in insects influences their organs

Researchers studied the effects of miniaturization on insect organs, finding that some systems remain constant in volume despite size reductions. The study, published in Scientific Reports, reveals insights into the adaptability of insect structure to scaling and reduction in body sizes.

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.

New way of preventing pneumococcal brain invasion

An international team of researchers has identified two receptors on blood vessel cells in the brain that can be blocked to prevent pneumococci from entering. Blocking these receptors with antibodies may lead to a new therapeutic strategy for pneumococcal meningitis.

Orangutans suckle for up to eight years, teeth reveal

Researchers tracked orangutan nursing patterns and found some infants suckling until age 8, exceeding known non-human primate weaning ages. Barium testing in teeth revealed cyclical periods of high and low milk consumption.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Smoking out sources of in-home air pollution

A new study by San Diego State University researchers found that cigarette smoke, marijuana smoking, and candles are significant sources of airborne particles in homes. The study also discovered that frying food and cleaning products increase fine particle levels, posing a risk to children's health.

Cutting down on cancer surgeries

Engineers at Caltech have developed a new microscopy technique that can analyze tumor tissue in real-time, reducing the need for follow-up surgeries. The technology, called photoacoustic microscopy, has the potential to revolutionize breast cancer treatment and could be available to surgeons within several years.

Social networking for the proteome, upgraded

Researchers at Harvard Medical School have created a high-throughput approach to map protein interactions, identifying over 56,000 unique interactions for nearly 6,000 proteins. The BioPlex network reveals functional roles for previously unknown proteins and links them to human diseases like cancer and hypertension.

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.

Sowing new seeds of knowledge about the drivers of plant diversity

A new study by Dr John Dwyer and Professor Daniel Laughlin has improved understanding of how climatic stress controls plant diversity in Australian wildflower communities. The research found that species with different combinations of traits can grow together in certain environments, but are likely to struggle under climate change.

City model created from images alone

VarCity technology uses machine learning to analyze images and videos, creating precise 3D models of cities. The platform can recognize buildings, streets, and traffic patterns in real-time, making it useful for urban planning and management.

Researchers apply new immune technologies in search of mono vaccine

A research lab at the University of Kansas is analyzing human immune responses to develop an effective vaccine or drug therapy against Epstein-Barr Virus. By studying B cells, researchers aim to understand why some people are protected from EBV-associated diseases while others suffer from health issues.

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.