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Science News Archive July 2024


Page 2 of 41

Unique mechanism protects pancreatic cells from inflammation in mice

Researchers discovered a unique protective mechanism in pancreatic β-cells, relying on elevated levels of pro-survival proteins like cFLIP. This discovery challenges the dominant paradigm and offers new insights into diabetes research, potentially leading to novel strategies for preserving β-cell function.

What you don't know about endometrial cancer could kill you

A new study suggests that more than one-third of women do not recognize postmenopausal bleeding as a key symptom, and many healthcare professionals lack adequate education on the subject. The findings highlight the need for improved patient counseling about abnormal uterine bleeding as an early warning sign of endometrial cancer.

Humans are born to run

Researchers found that humans were born to run due to their unique physiological traits and social benefits of endurance pursuits. Studies reveal that humans were engaging in endurance hunting tactics for thousands of years, with similar patterns observed across diverse environments.

Apple iPhone 17 Pro

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

Vaping and smoking together increases lung cancer risk fourfold

A new study published by Ohio State University has found that vaping combined with cigarette smoking increases the risk of lung cancer four times higher than people who only smoke. Researchers analyzed data from over 4,975 patients with lung cancer and a control group of 27,294 people without cancer.

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.

AI bowel cancer test can tell whether patients need chemotherapy

A new AI algorithm assesses immune cells in early-stage bowel cancer tumours to predict recurrence risk. The CD3 Score test has been shown to reliably identify high-risk cancers that are more likely to recur within five years of surgery, enabling clinicians to make informed decisions about chemotherapy treatment.

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.

PNNL partners with DOE to improve access to DOE’s intellectual property

The DOE's Visual Intellectual Property Search (VIPS) database has been launched, providing access to over 14,000 patents and 6,200 software packages developed by DOE scientists and engineers. The system aims to increase the real-world impact of research projects by making intellectual property available for licensing or open-source use.

AI predicts male infertility risk with blood test, no semen needed

Researchers developed an AI prediction model that can identify male infertility risk without semen analysis, using hormone levels in a blood test. The model achieved an accuracy rate of approximately 74% and was particularly accurate in predicting non-obstructive azoospermia, the most severe form of male infertility.

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.

Stem Cell Therapy for SARS-CoV-2 and Influenza Virus Infections

MSCs have demonstrated potential in treating severe COVID-19 cases by mitigating a cytokine storm, relieving pulmonary symptoms, and promoting organ recovery. MSC therapy also holds promise for managing influenza infections by counteracting inflammation and promoting lung tissue repair.

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.

New principle for treating tuberculosis

Researchers have identified a group of molecules called callyaerins that can act against tuberculosis by targeting a specific membrane protein of the bacterium Mycobacterium tuberculosis. These substances inhibit bacterial growth without affecting human cells, offering a promising new approach to treating the disease.

NRL scientists identify new class of semiconductor nanocrystals

Researchers have identified a new class of semiconductor nanocrystals with bright ground-state excitons, overcoming the dark exciton problem. This discovery could revolutionize the development of highly efficient light-emitting devices and other optoelectronic technologies.

High blood pressure associated with environmental contamination by tellurium

A recent study published in Environment International found that high levels of tellurium exposure are associated with increased blood pressure and a greater occurrence of hypertension. Tellurium, a contaminant transferred from mining and manufacturing activities, can be present in foods such as cereals and legumes.

New discoveries regarding tomato hormones can increase total yield

Researchers discovered that strigolactones, previously only associated with plant development, directly influence flowering and fruiting in tomatoes. By regulating the microRNA319 pathway and gibberellin levels, strigolactones promote faster and better flowering, leading to increased yields.

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.

AI creates cardiology reports for patients

A new study found that an AI program generated explanations of heart test results in most cases, with 73% deemed suitable for patients without changes. The AI explanations were also rated as easy to understand by non-clinical participants, reducing worry in many cases.

Green hydrogen: ‘Artificial leaf’ becomes better under pressure

Researchers at HZB have increased the efficiency of photoelectrochemical cells by operating them under elevated pressure. This reduces losses due to bubble formation and improves light illumination, resulting in a relative increase of 5-10 percent in overall efficiency. The optimal operating pressure range is between 6-8 bar.

Are cardiovascular risk factors linked to migraine?

A new study published in Neurology found that high diastolic blood pressure is linked to a slightly higher odds of ever having migraine in female participants. The study also found no associations between cardiovascular risk factors and migraine in male participants.

Strong El Nino makes European winters easier to forecast

A new study found that strong El Nino events make it easier to forecast European winters, allowing for more accurate predictions of temperature and precipitation patterns. The research team analyzed 30 years of winter forecasts from seven different prediction systems and identified common factors influencing predictability.

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.

Flying like a beetle

Scientists have unveiled that beetles' hindwings are passively deployed and retracted, leveraging the elytra to deploy and retract while flapping forces unfold the wings. This finding has potential applications in designing new microrobots that can fly in confined spaces.

Scientists set sail to study Greenland glaciers from underwater

The UT Austin expedition aims to investigate how sediments control glacial melt and the future of the Greenland ice sheet. A robotic submersible will gather measurements of the glaciers' underwater walls and sediment-laden meltwater, while surveys and sediment cores will reveal past climate change impacts.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

More electricity from the sun

Researchers developed a coating technique that increases the efficiency of monolithic tandem cells made of silicon and perovskite, while maintaining long-term stability. The coating uses thiophenethylammonium compound to smooth out surface defects, resulting in a high efficiency rate of nearly 31%.

Medicaid enrollees struggle to find psychiatric care

A recent study by Weill Cornell Medicine found that many Medicaid enrollees face significant barriers to accessing psychiatric care, with wait times often extending up to six months. In four major US cities, only 18% of listed psychiatrists and mental health professionals were reachable and offered appointments.

Precision oncology via artificial intelligence on cancer biopsies

A new AI protocol called DeepHRD enables accurate, instantaneous detection of cancer genomic biomarkers directly from tumor biopsy slides. This breakthrough technology saves weeks and thousands of dollars from clinical oncology treatment workflows, providing access and equity in cancer care for resource-constrained settings.

Analysis of 24 different modern conversational Large Language Models reveals that most major open- and closed-source LLMs tend to lean left when asked politically charged questions

A study published in PLOS ONE analyzed 24 state-of-the-art Large Language Models (LLMs) and found that most produced responses rated as left-of-center when asked politically charged questions. The researchers used various tests, including the Political Compass Test and Eysenck’s Political Test, to evaluate the LLMs’ political orientation.

Celestron NexStar 8SE Computerized Telescope

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

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.

Gut microbes implicated in bladder cancer

A study by EMBL researchers found that gut bacteria can convert carcinogenic chemicals like BBN into BCPN, leading to tumour formation. The team discovered 12 bacterial species involved in this process, with individual differences in human gut microbiome affecting the risk of cancer development.

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.

When the last pit is closed

Researchers investigate four European regions experiencing demographic decline, exploring how relationships between generations and places change over time. The study uses participant observation and participatory action research methods to gather insights from families and local residents.

Meta Quest 3 512GB

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

Watch ut IKEA: CMU Researchers eye knitted furniture

Researchers at Carnegie Mellon University have developed a new fabrication technique called solid knitting, which allows machines to knit furniture using yarn. The technology has the potential to produce solid three-dimensional chairs, tables, and other objects, and could revolutionize the way we approach design and manufacturing.

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.

Bright prospects for engineering quantum light

Researchers at UC Santa Barbara have made significant advancements in understanding the role of atomic vibrations in photon emission. By identifying techniques for engineering emitters that are brighter and more efficient, they hope to overcome low efficiency and pave the way for future quantum networks.