Bluesky Facebook Reddit Email

Science News Archive August 2022


Page 26 of 38

New drug candidate fights off more than 300 drug-resistant bacteria

Researchers have discovered a new molecule, fabimycin, that effectively treats over 300 drug-resistant bacteria in lab experiments and mice with pneumonia and urinary tract infections. The compound reduces the amount of drug-resistant bacteria to pre-infection levels or below, outperforming existing antibiotics at similar doses.

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.

Climate change leads to invasive insect expansion on West Coast

Climate change is driving the expansion of invasive insect species, such as the oak gall wasp, into more northerly oak savannas. This can lead to an imbalance in the ecosystem, as these insects can overwhelm native species without natural predators or competitors.

Extreme heat and drought events require more systematic risk assessment

Simultaneous extreme heat and drought events have significant consequences on various sectors, including economy, health, and food production. The analysis of eight extreme events in Europe, Australia, and Africa highlights the need for more systematic risk assessments to improve adaptability and resilience.

New drug blocks transmission of malaria parasites

A new drug, TB31F, has been shown to block the transmission of malaria parasites by mosquitoes, preventing further malaria cases. The antibody was tested in humans and found safe with no important side effects.

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.

Ultracold atoms dressed by light simulate gauge theories

Researchers at ICFO successfully simulated a topological gauge theory using ultracold potassium atoms dressed with laser light, moving beyond previous electromagnetism simulations. This breakthrough allows for better understanding of exotic quantum behavior in materials and error correction codes for future quantum computers.

Quality of life with multiple sclerosis may depend on several factors

A new study found that people with multiple sclerosis may experience varying levels of physical and mental quality of life depending on factors such as age at diagnosis, income, and disability level. Researchers identified specific subgroups with distinct profiles, highlighting the need for early interventions to improve outcomes.

Multiple sclerosis drug works in a surprising way

A new study reveals that a multiple sclerosis treatment, interferon beta, reduces the binding of key molecules to red blood cells, thereby decreasing inflammation and slowing disease progression. This breakthrough discovery has significant implications for the treatment of this debilitating autoimmune disease.

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.

Apple iPhone 17 Pro

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

Dementia risk may be higher if an upper heart chamber is abnormal

Researchers found a strong association between atrial cardiopathy and dementia in a study of over 15,000 participants. The study revealed that even those without atrial fibrillation or stroke were at higher risk for dementia, highlighting the need to better understand the mechanisms behind this link.

Daily cannabis users less likely to consider heavy tobacco use dangerous

A new study led by Dr. Renee Goodwin found that adults who use cannabis daily perceive pack a day cigarette use as less harmful than non-users, highlighting the role of perception in predicting substance use. The study suggests that increased tobacco use may be one possibility of cannabis legalization.

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.

Study reveals how the ovarian reserve is established

Researchers identify PRC1 as key to establishing and maintaining ovarian reserve, providing insights into female reproductive health and lifespan. The study's findings may help explain premature ovarian failure and infertility in humans.

One more clue to the Moon’s origin

A study published in Science Advances reports that the Moon inherited helium and neon from Earth's mantle, supporting the Giant Impact theory. The discovery was made possible by the use of a state-of-the-art noble gas mass spectrometer, Tom Dooley, which detected high concentrations of these gases in lunar meteorites.

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.

Using fish ear bones to estimate seawater temperature

Researchers at IISc identified a way to estimate ancient seawater temperature by analyzing otoliths from fish ears, which hold clues to water type and age. By correlating calcium isotope ratios with seawater temperatures, they found a powerful tracer of water temperature that can be applied to fossilized samples.

Amazon's growth limited by lack of phosphorus

New research shows that the Amazon rainforest's growth rate is limited by a lack of phosphorus in the soil, which could reduce its ability to store carbon and increase vulnerability to climate change. Phosphorus availability played a critical role in increasing productivity in a recent experiment.

Celestron NexStar 8SE Computerized Telescope

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

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.

IVF risks on child development low

A new study published in JAMA Network Open found that children conceived through IVF have small differences in growth and weight compared to naturally conceived peers. The study of over 6000 children showed that these differences were negligible by late adolescence and unlikely to have health implications.

New study: 36% of YouTube videos contain misleading hay fever information

A new study published in Annals of Allergy, Asthma and Immunology found that 36% of YouTube videos on hay fever contained misleading information, leading to increased user interaction. Medical associations were the most reliable source of information, with only 32% of TV show/YouTube channel videos classified as useful.

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.

Research identifies, exploits vulnerability in certain high-risk cancers

A recent study published in Cancer Research identified a unique vulnerability in certain high-risk cancers that can be exploited for targeted therapy. Researchers found that cancer cells with alternative lengthening of telomeres (ALT) have a common weakness, leading to resistance to DNA-damaging agents and chemotherapy.

UPV/EHU study on adjusting pesticide regulation and use in European soils

Researchers analyzed four pesticides' effects on earthworms and springtails in Northern, Central, and Southern Europe. They found varying risks depending on soil compartment and pesticide characteristics. The study highlights the need to consider regional variability when regulating agricultural practices.

How a harmful fungus renders its host plant defenseless

A fungus called Ustilago maydis manipulates the corn plant's auxin signaling pathway by binding to a protein called Topless, suppressing certain pathways while promoting growth and division. This precise control enables the fungus to thrive in infected plants.

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.

Improving outcomes for injured soldiers

University of Cincinnati researchers are studying whether targeting an inflammation pathway can improve patient results for soldiers with burn injuries combined with traumatic brain injuries. The research focuses on a specific protein that causes inflammation, which can lead to complications such as anemia and death.

Terahertz generation from laser-induced plasma

The article reviews the physics and progress of THz generation from laser-induced plasmas, highlighting three scenarios in air, liquid, and solid configurations. Strong terahertz generation via plasma is discussed with challenges and future perspectives.

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.

Vegetarian women are at a higher risk of hip fracture

A recent UK-based study has revealed that vegetarian women have a 33% higher risk of hip fracture compared to regular meat-eaters. The research found that vegetarians had lower intakes of protein, calcium, and other micronutrients, which are crucial for bone and muscle health.

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.

How calcium ions get into the cellular power stations of plants

The study found that plants have a transport route for calcium ions into their mitochondria, which is essential for signal transmission. The researchers also discovered a link between calcium ion transport and the regulation of the plant hormone jasmonic acid, which controls defense against herbivores and senescence.

Self-pollinating plant shows rapid loss of genetic variation

A self-pollinating monkeyflower plant lost 13-24% of its genetic variation within nine generations when isolated from bumble bees. This rapid loss of genetic variation could have devastating impacts on the plant's ability to adapt to changing environments, highlighting the importance of pollinators for plant survival.

Simulation in medical school helps prepare doctors to care for dying patients

Medical students who participated in simulated experience of caring for a dying patient reported a marked increase in confidence, which was sustained six months later. The study found that simulation training improved their ability to communicate with patients and families, as well as manage patient care effectively.

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.