Bluesky Facebook Reddit Email

Science News Archive September 2009


Page 17 of 24

Researchers to explore sacred Maya pools of Belize

A team of experts will dive into the sacred pools of Cara Blanca in central Belize to investigate their cultural significance and environmental history. The expedition aims to determine if these cenotes have similar sacred qualities as other Maya sites.

Clemson safety expert honored by American Psychological Association

Scott Shappell, a professor at Clemson University, has been elected Fellow of the American Psychological Association for his significant impact in human error research and fatigue effects on performance. He is known for co-developing groundbreaking tools to identify and prevent accidents in high-risk industries.

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.

More oxygen -- colder climate

A new analytical method developed by researchers at the University of Copenhagen reveals a significant correlation between oxygen content in seawater and global cooling. The study indicates two periods in Earth's history with large increases in oxygen content, which led to temperature decreases and potentially enabled life in deep oceans.

Apple iPhone 17 Pro

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

Getting plants to rid themselves of pesticide residues

Researchers found that applying a natural plant hormone can help eliminate pesticide residues from crops, reducing environmental exposure to pesticides. The study suggests using brassinosteroids as an environmentally friendly alternative to minimize pesticide risks.

Potato blight reveals some secrets as genome is decoded

Scientists have decoded the genome of Phytophthora infestans, the cause of late blight, which destroyed potato crops in the 19th century and is now affecting tomatoes. The genome contains a massive amount of repetitive DNA, thought to be key to its adaptability and effectiveness as a plant pathogen.

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.

Genome of Irish potato famine pathogen decoded

The study found that the pathogen's genome is unusually large and has a unique structure, enabling rapid evolution of genes involved in plant infection. The 'two-speed' genomic strategy allows different parts of the genome to evolve at different rates, potentially making it harder for plants to resist infection.

Study reveals new role of vitamin C in skin protection

A new study reveals that vitamin C helps promote wound healing and protects skin cells from DNA damage, a finding with great relevance to the cosmetics industry. The research also suggests that vitamin C can help remove DNA damage caused by free radicals, leading to potential advances in skin regeneration and cancer prevention.

Doctors fear asking mentally ill to quit smoking

People with mental illnesses like depression and anxiety are heavy smokers, but their doctors fear asking them to quit due to concerns about worsening symptoms. However, tobacco addiction specialist Brian Hitsman says this is a myth, and treating tobacco use and dependence can improve patients' overall health.

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.

Noisy roads increase risk of high blood pressure

Research suggests that living close to noisy roads increases the risk of developing hypertension and cardiovascular diseases. The study found modest exposure effects at lower noise levels, but more marked effects among younger and middle-aged populations.

Fluke 87V Industrial Digital Multimeter

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

Xavier U., NYU receive $3 million NSF grant to enhance diversity among scientists

The Xavier University of Louisiana and New York University have received a $3 million grant from the National Science Foundation to develop a materials science research core at Xavier and an undergraduate materials science educational program. Undergraduate students will be exposed to research laboratories as early as their freshman ye...

Scientists discover surprise in Earth's upper atmosphere

Researchers at UCLA have found a surprise energy transfer mechanism from the solar wind to the Earth's magnetosphere, which could improve spacecraft safety and reliability. This discovery contradicts long-held assumptions about the control of energy transfer rate.

'Dung of the devil' plant roots point to new swine flu drugs

Scientists have identified powerful antiviral compounds in the roots of Ferula assa-foetida, a plant used during the Spanish influenza pandemic. The sesquiterpene coumarins found in the plant showed greater potency against H1N1 flu virus than a prescription antiviral drug.

EuroHeart 2009

Research highlights striking differences in national prevention policies and cardiovascular mortality rates across EU countries, with Hungary and Greece showing highest rates. The study also found noticeable disparities in risk factor prevalence and CHD prevention policies among the 16 participating countries.

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.

Prototype NIST method detects and measures elusive hazards

A new NIST prototype method detects and measures elusive hazards such as concealed explosives and toxins using a technique called headspace analysis. The method is sensitive enough to measure amounts of target materials that constitute as little as 0.0000002 percent of a sample.

$3.5 million NIH grant supports AIDS vaccine research at UC Santa Cruz

Researchers at UC Santa Cruz are working on a new approach to AIDS vaccine development using novel HIV protein structures and broadly neutralizing antibodies to combat the virus' high variability. The $3.5 million NIH grant will support studies exploring these promising findings and potentially lead to more effective vaccines.

Yeast unravels effects of chemotherapy drugs

Researchers used 'barcoded' yeast mutants to identify novel biological processes and potential drug targets in response to nitrogen-containing bisphosphonate (N-BP) cancer drugs. These findings may open up opportunities for the development of new compounds with antitumor activity.

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.

Cement's basic molecular structure finally decoded

Researchers at MIT have cracked the code of cement's molecular structure, finding it to be a hybrid with characteristics of both crystalline and amorphous structures. This discovery could lead to the development of more durable and environmentally friendly concrete.

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.

NIST calculations may improve temperature measures for microfluidics

Researchers at NIST have proposed a mathematical solution to enable calibration of temperature in microfluidic systems for accurate measurements. The new equations can correct errors introduced by changing reference temperatures, benefiting applications like DNA amplification and chemical analysis.

AGU journal highlights -- Sept. 9, 2009

New studies reveal dry years getting drier in Pacific Northwest, explore rainfall-humidity relationship, and analyze ancient solar cycles using radioactive tracers. These findings highlight the impact of climate change and solar activity on Earth's water cycle and atmosphere.

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.

Memories exist even when forgotten, study suggests

Researchers at University of California - Irvine found that brain activity during an event is comparable to the first experience, even if specifics are forgotten. This discovery may shed light on memories of traumatic events and provide insight into memory loss with age.

Self-amputation: Gecko's tail is its insurance policy

Researchers found geckos' severed tails exhibit complex movement patterns to distract predators, potentially leading to new insights into spinal injury recovery. The study's findings suggest central pattern generators can function without a brain or nervous system.

UAB researchers looking for genetic predictors for suicide

Researchers at UAB are investigating genetic factors that contribute to suicidal behavior, focusing on the role of serotonin 2C and ADAR proteins. The study aims to develop diagnostic tests that can identify individuals at high risk of suicide and tailor therapies accordingly.

Work conditions impact parents' food choices

A study found that working parents who have better work conditions are more likely to prepare home-cooked meals, eat with their family, and keep healthy food at work. Long hours and irregular schedules can lead to feelings of time scarcity, fatigue, and strain, affecting parents' ability to plan and prepare meals.

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.

Queen's study to test Canadian guidelines for daily exercise

A new study led by Queen's University aims to clarify Canadian exercise guidelines, which suggest 20-30 minutes of vigorous activity or 45-60 minutes of walking for health benefits. The research will investigate the specific type, amount, pattern, and intensity of exercise needed to achieve optimal results.

Machines can't replicate human image recognition, yet

Researchers at Penn State have found that machines are unable to recognize distorted images like humans can. This limitation may be overcome in the future as computer programs harness large volumes of online data for knowledge generation and automatic recognition.

Medicine wheel model for nutrition shows promise for control of type 2 diabetes

A new educational program using the Medicine Wheel Model for Nutrition has shown promise in changing dietary patterns and improving glycemic control in an American Indian population. The study found significant weight loss and decreased body mass index in participants who received nutrition lessons based on traditional Northern Plains ...

Science and media disconnect? Maybe not, says a new study

A new study by University of Wisconsin-Madison researchers suggests that many mainstream scientists regularly work with journalists, contradicting the common perception that they are out of touch. The study found that senior researchers tend to interact most frequently with reporters.

Nicotine creates stronger memories, cues to drug use

Researchers at Baylor College of Medicine found that nicotine strengthens neuronal connections in the brain, creating memory associations between environmental cues and smoking behavior. This process is thought to underlie why former smokers often experience strong cravings when exposed to triggers such as bars or meals with friends.

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.

Gold solution for enhancing nanocrystal electrical conductance

Researchers at Berkeley Lab developed a technique to boost the electrical conductivity of nanorod crystals by 100,000 times using gold contacts. This method preserves the intrinsic semiconductor character of the starting nanocrystal, making it ideal for solar cells and energy production.

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.

U of I scientist: Public policy should promote family mealtimes

Research indicates that family mealtimes can have numerous benefits for teens and children, including reduced substance abuse, improved vocabulary growth, and healthier eating habits. Fiese urges cities to support zoning laws, low-interest loan programs, and food labeling initiatives to make healthy food choices accessible to all.

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.

New recommendations can help health providers prepare for electronic record push

Healthcare organizations can benefit from a new framework of recommendations created by researchers to ensure safe and effective use of electronic health records. The guidelines, which cover key aspects such as hardware and software, content, user interface, personnel, work flow, organizational characteristics, state and federal rules,...

Link found between depression, early stages of chronic kidney disease

Researchers at UT Southwestern Medical Center found a significant link between depression and early-stage chronic kidney disease, with 57 out of 272 participants identified as depressed. The study suggests that depression screening should be considered for patients in the early stages of chronic kidney disease.

Cell discovery opens new chapter in drug development

Scientists have developed a technique to understand how cell signals pass from the membrane into the cell, triggering complex biological processes. This breakthrough will help create better drugs and faster delivery times, providing new insights into human biology.

Study: Parenthood makes moms more liberal, dads more conservative

A new study by North Carolina State University found that parenthood tends to make mothers more liberal and fathers more conservative on social welfare issues. Women with children at home tend to hold more progressive views on healthcare and education, while men with kids are more likely to adopt conservative stances.

Organic weed control for dandelions

Researchers found that mulched maple and oak leaves significantly reduced common dandelion populations by up to 80% with two applications. The study also showed increased spring green-up rates, indicating a potential for improved lawn health.

Meta Quest 3 512GB

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

Face processing slows with age

Researchers found that elderly individuals have a slower response time when identifying faces, with one component of the brain's reaction being less sensitive to faces. This suggests that age-related decline affects face processing abilities.