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Science News Archive June 2023


Page 11 of 40

City buildings could blow air taxi future off course

Recent studies have measured the impact of sudden wind gusts around city buildings on aircraft stability, revealing significant safety challenges for air taxis. To address this, regulations are being compiled globally to ensure safe operation in urban environments.

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.

Cancer cell repopulation after therapy: which is the mechanism?

Cancer cells can hide and escape therapies leading to recurrence. Researchers identify three possible mechanisms: cancer stem cells, polyploidy, and senescence. Combination treatments involving chemoradiation-induced transitory senescence and senolytic therapies may be effective in preventing repopulation.

Extinct warbler’s genome sequenced from museum specimens

Researchers confirm Bachman's warbler as a distinct species by sequencing its genome from museum specimens. The study reveals a new candidate gene involved in feather pigmentation in the group. Comparing the genomes of the extinct warbler with living sister species highlights the crucial role of museum collections in science.

Apple iPhone 17 Pro

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

Global warming accelerates CO2 emissions from soil microbes

Soil microbes are releasing more CO2 into the atmosphere due to global warming, with a potential increase of 40% by 2100 in polar regions. The emissions vary across climate zones, with cold polar regions being more sensitive to changes in soil moisture.

New study reveals global reservoirs are becoming emptier

A new study using satellite data from over 7,000 global reservoirs found that total storage capacity has increased, but the filling rate is lower than anticipated. The analysis suggests that addressing future water demands cannot rely solely on constructing new reservoirs, highlighting the need for novel management strategies.

Fluke 87V Industrial Digital Multimeter

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

21st century economic growth will be slower than we thought

A new CU Boulder-led study suggests the global economy will grow slower in the 21st century, leading to a larger income gap between wealthier and poorer nations. Wealthier countries may need to help finance climate change adaptations for lower-income nations, as debt-ceiling crises become more common.

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.

The force of blows to the head, not just how many, raises likelihood of CTE

A new study examining brain tissue from 631 former football players found that the cumulative force of hits, not just the number of concussions, was the strongest predictor of chronic traumatic encephalopathy (CTE). The study suggests that reducing the force and frequency of head impacts could help prevent CTE in athletes.

MedTech Innovation Forum Leads Day One at TCT 2023

The TCT MedTech Innovation Forum brings together clinicians, entrepreneurs, and industry stakeholders to identify clinical challenges and uncover opportunities for innovation in cardiovascular care. The forum features three comprehensive tracks addressing stakeholder interests and explores the role of digital health care dynamics.

Magdeburg researchers discover a new mechanism of cancer immune defense

An interdisciplinary team of researchers from Magdeburg has discovered a new mechanism that enables the immune system to eliminate invisible cancer cells. Helper T cells engage scavenger cells, secreting chemical mediators that attract and support their destruction on behalf of cancer 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.

New EIC project to improve CAR T therapies in solid tumors

A new EIC project, CAR T-REX, will develop novel, scalable CAR T cell therapies for the treatment of solid tumors. The consortium aims to overcome current limitations, including high manufacturing costs and limited efficacy, through a novel paradigm for generating improved CAR T cells.

How popular steroids could mess up some cancer treatments

Researchers found that patients producing high levels of Cystatin C, a protein linked to immune system suppression, had worse survival rates and were less likely to benefit from immunotherapy. This suggests that Cystatin C may play a role in the failure of cancer immunotherapy.

Higher efficiency catalyst key to green hydrogen

A new lattice-water-assisted mechanism boosts the efficiency of an iridium oxide catalyst by 5-12%, resulting in higher energy output and lower energy consumption. This improvement paves the way for more efficient green hydrogen production using proton exchange membrane water electrolysis.

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.

Women with common heart rhythm disorder have faster cognitive decline than men

Research presented at ACNAP 2023 found that women with atrial fibrillation progress more rapidly to cognitive impairment and dementia compared to men. The study analyzed data from over 43,000 participants and revealed a three-fold increased risk of mild cognitive impairment (MCI) and dementia in women with the condition.

Dark matter remains “dark”

Researchers at PTB used a sensitive atomic clock to compare with two other clocks, searching for oscillations signature of ultralight dark matter. No significant signal detected, setting new experimental upper limits on the coupling of ultralight matter to photons.

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.

Making rubbery materials that can take a beating without losing their bounce

Researchers at Duke University have discovered a way to make rubbery materials up to nine times more durable without compromising their elasticity. This breakthrough could help reduce microplastic pollution from car tires, with estimates suggesting that tire wear alone releases millions of metric tons of debris into the environment eac...

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.

Stanford Medicine-led research identifies a subtype of depression

Researchers have identified a subtype of depression, labeled the cognitive biotype, which accounts for 27% of depressed patients. This group has difficulty with planning, self-control, and focus, and shows reduced activity in brain regions responsible for these tasks. Targeting cognitive dysfunctions with less commonly used antidepress...

Drug decelerates bacterial race to antibiotic resistance

Researchers at Baylor College of Medicine have discovered a drug called DEQ that significantly reduces the ability of bacteria to develop antibiotic resistance. The study shows that DEQ works by slowing down genetic mutations in bacteria, thereby prolonging the effectiveness of antibiotics.

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.

Nanophotonics: Coupling light and matter

Researchers at LMU developed a metasurface that enables strong coupling effects between light and TMDCs, generating hybridized photonic and electronic states called polaritons. This platform offers new possibilities for research into polaritonic applications, including controllable low-threshold semiconductor lasers and quantum computing.

Yearly re-scanning not needed for common brain tumor detected in 1 in 10 people

A UK-wide study found that non-functioning pituitary microadenomas (NFPA) are more likely to shrink or disappear than grow within three years of monitoring. The study suggests that clinical guidelines should be changed, and a single scan three years after initial detection would be a safe and cost-effective way to manage NFPAs.

Study reveals genetic signatures of chickpea's cultural crossroads

A new study sheds light on the genetic heritage of chickpeas by analyzing landrace genomics from over 400 specimens collected in the 1920s and 1930s. The research reveals that the spread of chickpeas within each region occurred predominantly along trade routes, rather than through simple diffusion.

A new species of early toothed whale

A new species of early odontocete, Olympicetus thalassodon, has been discovered along the North Pacific coastline. The fossil remains show a unique combination of features that set them apart from other groups of toothed whales.

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.

Researchers have discovered a new approach to boost the immune system

Researchers at Aarhus University have discovered a new method to activate the complement system using bispecific single-domain antibodies, termed BiCEs. These molecules can specifically target cancer cells and activate the complement system, leading to the killing of targeted cancer cells.

NSF CAREER Awardee develops a 1-minute frailty testing platform

A University of Arizona professor has developed a 1-minute frailty testing platform to screen patients for frailty, enabling better care decisions. The platform measures motor, heart, and brain function using wearable sensors, providing an accurate diagnosis.

All the immunity, none of the symptoms

Researchers found that an iron-rich diet can prevent deadly symptoms in mice during active infection, while a functional adaptive immune system is required for immunity against future infections. The study paves the way for the development of new vaccines that could promote immunity for those with diarrheal diseases.

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.

Making the most of minuscule metal mandalas

Researchers at the University of Vienna have created a speciation atlas for polyoxometalates (POMs), a type of metal compound. The atlas provides predictive models and databases to accurately determine POM structure and behavior under various chemical conditions, enabling scientists to make the most accurate results and discoveries.

Never-before-seen way to annihilate a star

Researchers have found evidence of a demolition-derby-like collision of stars or stellar remnants in the chaotic region near an ancient galaxy's supermassive black hole. This suggests that stars can meet their demise in some of the densest regions of the Universe, potentially creating gamma-ray bursts.

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.

Powerful board allies are a CEO's best weapon

A new article explores how a CEO's subgroup power can impact decisions about CEO dismissal. Powerful subgroups of directors can exert influence to protect the CEO, even if the company is performing poorly. The study analyzed 20 years of data from S&P 500 boards.

Longer ballots reduce voter participation, study shows

A recent study published in the Journal of Elections, Public Opinion and Parties found that crowded ballot options can lead to voter fatigue and decreased participation. The research analyzed data from over 60,000 elections in Brazil between 2000-2020, revealing a significant decline in voter turnout when faced with multiple candidates.

Celestron NexStar 8SE Computerized Telescope

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

Hate speech: Words can hurt more than actions

A new study published in Scientific Reports found that people condemn verbal hate speech more severely than nonverbal discrimination with identical consequences. The researchers concluded that words are perceived as worse than actions due to a phenomenon known as action aversion and the explicit nature of verbal formulations.