Bluesky Facebook Reddit Email

Science News Archive 2011


Page 190 of 311

Clinical trial of malaria vaccine begins in Africa

A clinical trial of the malaria vaccine RTS,S has begun in Africa to assess its effectiveness when administered to newborn babies as part of national immunisation programmes. The study aims to improve the vaccine's performance by examining its impact at different stages between birth and nine months of age.

Quantum sensor tracked in human cells could aid drug discovery

Researchers at the University of Melbourne have successfully tracked a quantum atom inside a living human cell, paving the way for new drug discovery methods. The sensor detects biological processes at a molecular level, providing critical information about drug delivery and uptake.

Pelvic widening continues throughout a person's lifetime, UNC study

Researchers at the University of North Carolina discovered that the pelvis continues to widen as people age from 20-79, leading to an estimated three-inch increase in waist size. This finding suggests that pelvic growth contributes to increased body weight and body fat accumulation over time.

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.

Recycling of Alzheimer's proteins could be key to new treatments

Researchers have discovered that proteins in Alzheimer's fibrils can recycle and detach, potentially leading to new therapeutic strategies. The study found that Aβ40 molecules recycle more frequently than Aβ42, suggesting a potential target for modulating recycling and treating the disease.

Cosmic explosion is new candidate for most distant object in the universe

A gamma-ray burst, GRB 090429B, has been identified as a potential candidate for the most distant object in the universe at an estimated distance of 13.14 billion light years. The burst was detected by NASA's Swift satellite and is believed to be extremely likely, with a 99.3% chance, to be the most distant cosmic explosion.

Tufts graduate students receive $10,000 prizes

Three teams of Tufts graduate students have won $10,000 from the Dow Sustainability Innovation Student Challenge Award program for their research on clean water, renewable energy, and green medical technologies. The winners will use their prize money to develop solutions to pressing global challenges.

Mars formed rapidly into runt of planetary litter

A new study published in Nature suggests Mars developed rapidly into a small planet due to its rapid formation. Scientists used the radioactive decay of hafnium to tungsten in meteorites as a chronometer and found that Mars likely didn't collide with other embryos to form an Earth-like planet.

Apple iPhone 17 Pro

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

2020 vision of vaccines for malaria, TB and HIV/AIDS

Vaccine development for 'big three' diseases is being accelerated by new approaches like systems biology and structure-based antigen design. Systems biology enables the capture of massive biological data to predict vaccine behavior.

Thoughts that win

A meta-analysis of 32 sport psychological studies found that self-talk improves sport performance, but different types of self-talk work better for different tasks. Instructional self-talk is more effective for fine skills, while motivational self-talk boosts confidence for endurance tasks.

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.

Global warming may affect the capacity of trees to store carbon, MBL study finds

A MBL study found that warming causes more nitrogen to become available to trees, allowing them to grow faster and store more carbon. This is a positive effect on carbon storage, but the overall impact of global warming on forest ecosystems will also depend on other factors such as water availability and atmospheric CO2 concentration

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.

From the rustbelt: An iron-based flow battery

Researchers at Case Western Reserve University are creating an iron-based flow battery to store energy from wind turbines and solar panels. The battery could supply electricity when demand is high, making it a useful alternative to pumped hydro and compressed air systems.

'Sweet wheat' for tastier and more healthful baking

Researchers developed a mutant form of wheat called 'sweet wheat', which contains more sugars and healthful carbohydrates than regular wheat. The new flour may provide health benefits when used in foods like breads and cakes.

NIST 'nanowire' measurements could improve computer memory

A new study by NIST and George Mason University researchers may have found the optimal characteristics for a type of computer memory based on nanowires. The technology has the potential to store information faster and at lower voltage, making it suitable for applications such as portable computers and cell phones.

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.

US study shows that tofacitinib is an efficacious treatment for active RA

A Phase III study presented at EULAR 2011 found that tofacitinib achieved significant improvements in symptoms and activity scores for patients with active rheumatoid arthritis (RA), including improved ACR20 responses in 58.3% of patients, and a higher proportion of patients achieving ACR50 and ACR70 responses compared to placebo

The Spitzer photo atlas of galactic 'train wrecks'

Astronomers have created an atlas of galactic 'train wrecks' to understand the collision process and form, growth, and evolution of galaxies. The study combines data from Spitzer Space Telescope and Galaxy Evolution Explorer to analyze areas where stars are forming rapidly.

Study shows 19 percent of young adults have high blood pressure

A recent study analyzing over 14,000 young adults found that nearly 19% have high blood pressure. The analysis contradicts previous estimates from the National Health and Nutrition Examination Survey (NHANES), which reported only 4% of adults in this age group having high blood pressure.

NASA's TRMM satellite sees a well-organized, major Typhoon Songda

Typhoon Songda intensified into a major typhoon over the northern Philippines due to warm sea surface temperatures and low wind shear. The TRMM satellite provided detailed rainfall analysis using its Microwave Imager and Precipitation Radar instruments, showing well-organized bands of heavy rainfall converging into the storm.

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.

AIAA to present technical awards at June conference in Honolulu

The American Institute of Aeronautics and Astronautics will present technical achievement awards at a June conference in Honolulu. Notable recipients include Dr. Hans Hornung, Dr. Chul Park, Preston A. Henne, and Dr. Ramesh Agarwal for their contributions to fluid dynamics, aerodynamics, and thermophysics.

Oncologists hold key to curbing cancer costs

Researchers suggest 10 changes medical oncologists can make to flatten costs, maintain or improve care, and save money for future medical advances. The authors also emphasize the need for open communication between doctors and patients about end-of-life care.

Study shows elderly drivers support competency tests

A study found that 71% of elderly drivers supported mandatory retesting based on age, while 68% believed family members should decide if a license is revoked. The research aims to develop a screening test to identify higher-risk drivers and establish advance directives for driving decisions.

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.

Many patients fail to properly take oral chemo, leading to complications

A recent study by Michigan State University found that many patients struggle to take oral chemotherapy properly, leading to complications and premature death. The study highlights the need for healthcare providers to monitor and facilitate adherence through identifying barriers and implementing strategies to overcome them.

New tool aims to improve measurement of primary care depression outcomes

A new tool, REMIT, has been developed to improve the measurement of primary care depression outcomes. The tool adds a patient's subjective sense of recovery to existing measurements, showing that about one-third of patients with mild depression were not in remission, as their PHQ score would indicate.

Drug may help overwrite bad memories

A study published in the Journal of Clinical Endocrinology & Metabolism found that metyrapone, a stress hormone-reducing drug, can impair memory recall of negative events by manipulating cortisol levels close to formation. This could lead to a better understanding of how to treat post-traumatic stress disorder

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.

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.

OGI awards summer research fellowships to 7 Ontario students

The Ontario Genomics Institute has awarded fellowships to seven Ontario students to conduct original research projects in various fields of genomics. The fellows will gain a deeper understanding of the impact of genomics on human and animal health, agriculture, and sustainable energy.

High-fat diet during pregnancy programs child for future diabetes

A new University of Illinois study published in the Journal of Physiology found that a high-fat diet during pregnancy programs a woman's baby for future diabetes. Exposure to such a diet modifies gene expression in the livers of offspring, increasing the likelihood of early insulin resistance and diabetes.

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.

Lecithin component may reduce fatty liver, improve insulin sensitivity

Researchers at Baylor College of Medicine found that a natural product called DLPC stimulates LRH-1 activity, improving regulation of glucose and fat within the liver. In mice with insulin resistance, DLPC decreased fatty livers and lowered glucose levels, suggesting it may provide a treatment for prediabetes.

NASA to launch new science mission to asteroid in 2016

The OSIRIS-REx mission aims to study the asteroid 1999 RQ36, a primitive near-Earth object that contains original material from the solar nebula. The mission will return samples to Earth in 2023, providing insights into the solar system's formation and potential biosignatures.

Evolution of swine flu viruses traced in long-term study

Scientists analyzed over 650 influenza viruses from Hong Kong pigs, tracing the emergence of subtypes that can infect humans. The study highlights the potential for gene-swapping between viruses and recommends continued surveillance to understand how this process might lead to new variants with human flu epidemic risks.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Maryland Stem Cell Research Commission funds 36 new projects in FY 2011

The Maryland Stem Cell Research Commission has awarded 36 new projects with funding from the state's $10.4 million budget for FY2011. The projects focus on advancing regenerative medicine and addressing various debilitating medical conditions, including cancer, diabetes, and traumatic brain injuries.

Combo method reveals cells' signal systems

Researchers at Uppsala University have developed a new method to study signal systems in individual cells, revealing the molecular effect of drugs and facilitating the discovery of targeted pharmaceuticals for cancer treatment. This tool provides insight into how cancer cells communicate with normal cells and exploit their functions.

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.

Healthy gut flora could prevent obesity

A study by Caroline Karlsson found that rats fed a specific lactic acid bacteria HEAL19 had significantly less weight and inflammation compared to those without the bacteria. Additionally, babies born vaginally have lactobacilli in their gut flora as early as two days after birth.

MIT research: What makes an image memorable?

A new study from MIT neuroscientists shows that the most memorable photos are those containing people, followed by static indoor scenes and human-scale objects. The researchers developed a computer algorithm to rank images based on memorability, which could be useful for graphic designers and photo editors.

Rethinking extinction risk?

A recent study by an international team of researchers found that the processes of extinction and speciation are linked in plants, with young species often appearing at high risk of extinction. This challenges the application of the same threat criteria across living organisms and regions.

Mathematically ranking ranking methods

The study compares three popular ranking methods, finding that the Colley and Massey methods are insensitive to small changes, while the Markov method is highly sensitive, leading to anomalies in rankings. The authors conclude that these methods can be effective for other applications, such as social networks.