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Science News Archive May 2024


Page 17 of 44

Acute pseudoaneurysms following head gunshot wounds

A new study reveals that traumatic intracranial aneurysms are more common and associated with intracerebral hematomas after civilian gunshot wounds, challenging conventional wisdom. Spontaneous resolution occurs in approximately 40% of patients.

Exercise bouts could improve efficacy of cancer drug

A study found that moderate-to-vigorous exercise bouts increased natural killer cells' ability to kill cancer cells and made them more susceptible to antibody therapy. This could hold promise for improving treatment outcomes for some forms of chronic lymphocytic leukemia. Further research is needed to confirm these findings.

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.

Meeting preview: Hot topics at NUTRITION 2024

At NUTRITION 2024, researchers will explore emerging findings on the role of diet in cancer risk and survivorship, as well as personalized dietary therapy for cancer treatment and survivorship. Scientists will also share insights into precision nutrition, environmental sustainability, and infant feeding practices, shedding light on the...

One in 5 adults in Canada without access to primary care

Research found that over 6.5 million adults in Canada lack regular primary care access, with Quebec and Atlantic provinces showing the largest gaps. Despite this, many patients want alternative healthcare providers within their primary care team, yet only 15% currently receive such support.

New therapeutic avenues in bone repair

Researchers at the University of Birmingham have identified PEPITEM, a naturally occurring peptide, as a promising new therapy for osteoporosis and other bone disorders. The study found that PEPITEM enhances bone mineralisation, formation, and strength, and reverses bone loss in animal models.

To combat loneliness, buy experiences, not things

A new study found that spending money on experiences, such as concerts, restaurants, or travel, increases feelings of social connection and similarity with others. In contrast, buying material goods has a lesser effect on these connections. The research suggests that this could lead to improved health and happiness.

Apple iPhone 17 Pro

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

How plants mate for life and repel other suitors

Researchers observe internal reproduction process of Arabidopsis plant, revealing mechanism behind female flower's selective attraction to a single male counterpart. The study also uncovers a repulsion signal that discourages additional pollen tubes from approaching.

Jamestown Colony residents ate dogs with Indigenous ancestry

Researchers found that six Jamestown dogs contained Indigenous ancestry and were consumed by residents during a period of starvation. This discovery suggests complex forces at play between European colonists and Indigenous communities, revealing a more nuanced understanding of their relationship.

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.

Polymer research aims to expand possibilities in sensor technology

Researchers aim to create polymers that can form the basis of effective sensors for applications in physiological, environmental, and Internet of Things monitoring. The goal is to increase energy efficiency and broaden material choices, enabling devices to operate at low voltage and interact with ions and transport ionic charges.

A new way to fight an aggressive cancer in dogs

Researchers at Cummings School of Veterinary Medicine are developing a new way to detect hemangiosarcoma, an aggressive type of cancer in dogs, using liquid biopsy. The technique involves analyzing tiny snippets of DNA released into the bloodstream by cancer cells.

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.

Tracking down toxic metals from tobacco smoke

Researchers at Lawrence Berkeley National Laboratory identified 28 trace metals in secondhand and thirdhand tobacco smoke, including cadmium, arsenic, and chromium. The study found that the predicted indoor air concentration for these metals exceeded California's cancer risk guidelines, highlighting the need to understand their contrib...

Canine cognitive traits linked to everyday behavior

A study of over 900 dogs found that self-control, turning to humans, and good impulse control are valuable traits for pet dogs, while impulsiveness can lead to challenges. The research aims to improve the welfare of both owner and dog by identifying key traits.

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.

Improving the effectiveness of earthquake early warning systems

Researchers suggest three measures to improve EEW alerts: conducting nationwide drills, maintaining safe environments, and adding clear instructions to encourage immediate action. Studies found that people often wait for tremors to begin instead of taking protective measures, highlighting the need for more effective warning systems.

Hope for a cure for visceral leishmaniasis, an often fatal infectious disease

A study led by INRS research team may lead to a new therapeutic approach for the most serious form of leishmaniasis. Researchers discovered a unique CD4 T cell population that increases in number during the chronic phase and has properties similar to progenitor cells, allowing it to regenerate or differentiate into effector cells.

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.

Energy from the sky: how drones can be used to generate electricity

Researchers at the University of Bristol are using drones to harness wind energy and reduce carbon emissions. The project aims to improve safety and efficiency in Airborne Wind Energy Systems (AWES), which has the potential to generate €70 billion worth of electricity by 2050.

Recent FDA committee vote could speed multiple myeloma drug approval

The FDA committee voted unanimously to approve minimal residual disease (MRD) as a new clinical endpoint for evaluating proposed drugs to treat multiple myeloma. A meta-analysis led by C. Ola Landgren shows a strong correlation between MRD and clinical outcomes in newly diagnosed and relapsed patients.

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.

Age, race impact AI performance on digital mammograms

A study of nearly 5,000 mammograms found that AI algorithms produced false positive results more frequently in Black and older patients, while Asian patients and younger patients were less likely to be flagged as suspicious. Healthcare institutions should consider the patient population they serve before purchasing an AI algorithm.

Climbing the social ladder slows dementia, Japanese study reveals

A new study published in JAMA Network Open reveals that upward social mobility significantly lowers the risk of dementia. The research, led by Osaka University researchers, analyzed data from 9,186 participants aged 65 and over, finding that individuals who experienced upward transitions had a notably lower risk of dementia incidence c...

Fluke 87V Industrial Digital Multimeter

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

Alaska’s rusting waters: Pristine rivers and streams turning orange

Researchers have documented 75 locations across northern Alaska's Brooks Range where remote streams and rivers are turning from crystal clear blue to cloudy orange. The staining is likely caused by minerals exposed by thawing permafrost, resulting in highly acidic and corrosive conditions.

Ruptured Achilles tendon shows faster repair amid plasma irradiation treatment

Researchers at Osaka Metropolitan University have discovered that plasma irradiation can accelerate tendon repair, showing faster regeneration and increased strength in lab rats. This breakthrough could lead to shorter treatment times and more reliable tendon healing for athletes and individuals with sports-related injuries.

A new gene-editing system tackles complex diseases

Researchers have developed a new gene-editing system called multiplexed orthogonal base editors (MOBEs) to tackle complex diseases. MOBEs enable simultaneous installation of multiple point mutations across the genome, reducing the risks associated with traditional gene-editing tools like CRISPR-Cas9.

Night-time heat significantly increases the risk of stroke

A recent study found that extreme night-time temperatures significantly increase the risk of stroke, with a 7% increase in risk compared to non-extreme nights. Elderly people and women are particularly at risk, with mild symptoms often diagnosed after hot nights.

Recycling carbon dioxide into household chemicals

A low-cost, tin-based catalyst selectively converts CO2 to ethanol, acetic acid, and formic acid, producing valuable liquid hydrocarbons. The discovery could help reduce greenhouse gas emissions by converting CO2 into desired chemicals near the site of production.

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.

Germicidal lamps using UV-C radiation may pose health safety issues

Researchers investigated the biological repercussions of UV-C radiation exposure from readily available domestic lamps and found that even brief exposure can lead to irreversible alterations in skin cells and retinal cells. The study highlights the need to prioritize safe utilization of these lamps to prevent potential harm.

Revolutionizing depression treatment online

A new study at Hebrew University found that guided internet-based cognitive behavioral therapy significantly improves depression and insomnia symptoms over time. The study emphasizes the importance of the therapeutic alliance and attachment styles in predicting treatment outcomes.

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.

Study sheds light on bacteria associated with pre-term birth

A study has found that multiple species of Gardnerella, commonly linked to pre-term birth and bacterial vaginosis, can exist together in the same vaginal microbiome. This discovery adds to the understanding of Gardnerella's effects on human health and its potential role in pre-term birth.

Expanding on the fundamental principles of liquid movement

Kyushu University researchers generalize fluid dynamics of volatile liquids using mathematical modeling and experimentation. Their findings can lead to more efficient product development in various liquid-based industries, including high-end electronics manufacturing and lab-on-a-chip disease diagnosis.

Ex-cigarette smokers who vape may be at higher risk for lung cancer

A nationwide cohort study found that ex-smokers who vape after quitting cigarettes are at a higher risk of developing lung cancer and dying from it. The study analyzed over 4 million individuals and categorized them into six groups based on their smoking history and habit change.

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.

Meta Quest 3 512GB

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

Strategies for adaptation to high light in plants

Plants employ various strategies to withstand high light, including filtering and reflecting excess radiation, dissipating excess energy through non-photochemical quenching, and repairing damaged photosystems. These mechanisms are triggered at the whole-plant, cellular, physiological, and molecular levels in response to light stress.

Unraveling the drought dilemma: can reservoirs be a carbon source?

Research found that during severe droughts, agricultural reservoirs in Korea's southern region experienced increased total organic carbon concentrations. The study suggests that these reservoirs may shift from carbon storage to carbon sources, emitting carbon into the atmosphere. This finding highlights the need for integrated environm...

Celestron NexStar 8SE Computerized Telescope

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

Donepezil does not improve chemotherapy-related cognitive impairment

A Phase III randomized, placebo-controlled trial found that donepezil did not improve memory or other cognitive functions in breast cancer survivors. Despite this, researchers emphasize the need for further trials with different approaches to address cancer-related cognitive impairment.

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.