Bluesky Facebook Reddit Email

Science News Archive July 2024


Page 35 of 41

Key mechanisms identified for regeneration of neurons

Researchers at LMU and Helmholtz Munich have shown that epigenetic modifications enable the reprogramming of glial cells into functional neurons. A novel protein, YingYang1, is necessary for this process, interacting with a transcription factor to open up chromatin.

Not so selfish after all: Viruses use freeloading genes as weapons

Researchers discovered that phage viruses have weaponized mobile introns to sabotage competing viruses' reproduction. This finding has significant implications for understanding the evolution of genomes and developing effective phage therapy against antibiotic-resistant bacteria.

Meta Quest 3 512GB

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

Pear-derived discovery: A genetic mechanism to fortify crops against drought

Researchers uncover a critical genetic mechanism boosting plants' ability to withstand drought, using the transcription factor PbERF3 and protein PbHsfC1a. This breakthrough could inform the cultivation of crops with superior resilience to water shortages, ensuring food security and sustainable agricultural practices.

Celestron NexStar 8SE Computerized Telescope

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

Your genes determine your risk of atrial fibrillation

A large-scale genetic survey found that genes can influence the risk of developing atrial fibrillation. Researchers analyzed over 400,000 individuals and identified six genes whose genetic changes significantly affect a person's risk.

Scientists map how deadly bacteria evolved to become epidemic

A recent study mapped the evolution of Pseudomonas aeruginosa, a deadly bacterium that causes devastating infections in people with underlying lung conditions. The researchers found that almost seven in ten infections are caused by just 21 genetic clones, which have rapidly evolved and spread globally over the last 200 years.

Apple iPhone 17 Pro

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

How our brain decodes other people’s gaze

A UNIGE team has successfully determined the exact moment when the brain detects another person's gaze direction. The study enhances our understanding of autism spectrum disorders and offers therapeutic prospects for people affected by Alzheimer's disease.

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.

Roles of orexin in energy metabolism during sleep in humans

A study found that suvorexant, an orexin receptor antagonist, increased fat oxidation and decreased protein catabolism during sleep in healthy men. The effect persisted after waking up, suggesting a potential clinical use for orexin receptor antagonists in managing energy metabolism.

Biodegradable biomass-based aerogel for sustainable radiative cooling

Researchers develop photoluminescent biomass aerogel with high solar reflectance, achieving up to 104% visible light reflectance and 16°Celsius cooling under high solar irradiance. The biodegradable material boasts impressive reparability, recyclability, and environmental friendliness.

Toward predictable universal genetic circuit design

Researchers aim to develop universal genetic circuits that can be transferred to various organisms, overcame host-specific gene expression machinery and metabolism limitations. Expanding regulatory toolbox and integrating computer-aided design tools will enable automatic design of universal circuits for non-model organisms.

Decolonizing the Tropical Ecology curriculum

A study found that 94% of recommended Tropical Ecology authors are white and 80% are from universities outside the tropics. Dr. Stewart White aims to decolonize the curriculum by promoting local research and increasing diversity among authors.

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.

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.

Reversing chemotherapy resistance in pancreatic cancer

Scientists at Stanford University discovered that pancreatic cancer cells become resistant to chemotherapy due to stiff tissue and high hyaluronic acid levels. By altering the matrix, they found it possible to make cancer cells sensitive to chemotherapy again.

Controlling magnetism with polarized light

Researchers from the Max Born Institute have developed a method to manipulate magnetism using circularly polarized XUV radiation, generating large magnetization changes without thermal effects. The study demonstrates an effective non-thermal approach to controlling magnetism on ultrafast time scales.

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.

India’s high air pollution counts for a large share of deaths

A study found that air pollution in India is extremely high, with daily mortality rates increasing rapidly at lower pollution levels and then leveling off. The study estimated that 7.2% of all deaths in ten major cities were linked to PM2.5 levels exceeding the WHO limit value.

BDS High-precision service: current state, achievements, and future directions

The BeiDou system's high-precision services have achieved decimeter-level accuracy within minutes, enhancing global coverage and convergence time for autonomous driving, robotic navigation, and smart city infrastructures. A proposed LEO constellation can improve positioning accuracy to better than 5 cm within one minute, overcoming cur...

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.

Norway can lead the fight against plastic pollution

A study by Norwegian researchers reveals that around 758 kilotons of plastics enter the Norwegian market every year, while only 2.4% ends up in the environment. The country's high plastic consumption rates pose a significant threat to marine ecosystems, and efforts to reduce plastic waste are crucial.

The dawn of the Antarctic ice sheets

The Antarctic ice sheet formed around 34 million years ago in the eastern region of the continent, rather than the entire continent as previously thought. The study reveals that different regions of the ice sheet react differently to external influences and climatic changes.

Scientists discover new T cells and genes related to immune disorders

Researchers have discovered several rare types of helper T cells associated with immune disorders such as multiple sclerosis and rheumatoid arthritis. The study found that genetic variants in bidirectional enhancer DNA are linked to specific immune-mediated diseases, including inflammatory bowel disease.

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.

Cool roofs are best at beating cities’ heat

A new study finds that cool roofs are the most effective way to cool cities like London, with a potential reduction of 1.2-2 degrees C in outdoor temperatures. In contrast, green roofs and street-level vegetation have negligible net cooling effects.

Music: Song melodies have become simpler since 1950

Since 1950, melody complexity in popular songs has decreased, with the average number of notes played per second increasing. The study identified two significant decreases in melodic complexity in 1975 and 2000, which may be attributed to the rise of genres like new wave and hip-hop.

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.

New catalysts enable greener ester synthesis

Scientists at Yokohama National University developed innovative catalysts using noble metals Rhodium and Ruthenium to facilitate cross-dehydrogenative coupling reactions. These reactions utilize oxygen as the sole oxidant, producing aryl esters with minimal waste.

New AI approach optimizes antibody drugs

A new machine learning-based method uses 3D structure of protein backbone with large language models to predict molecular changes that lead to better antibody drugs. The approach resulted in a 25-fold improvement against a virus, outperforming traditional methods that rely on generating huge amounts of data about protein sequences.

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.

Getting bacteria into line

Physicists at Aalto University have developed a method to align bacterial cells using magnetic fields. By mixing bacteria into a liquid with millions of magnetic nanoparticles, the researchers can control the alignment of the rod-shaped bacteria in response to magnetic field strength. The findings offer insights into active matter phys...

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.

Chemists synthesize an improved building block for medicines

Researchers develop new method to create azetidines, a stable form of heterocycle that don't oxidize under physiological conditions, expanding toolkit for drug developers to improve medication safety and reduce side effects. This breakthrough enables the creation of more useful chemical transformations with better medical functions.

Fluke 87V Industrial Digital Multimeter

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

Atomic force microscopy in 3D

Researchers at Nano Life Science Institute have successfully extended atomic force microscopy to three-dimensional imaging, enabling the visualization of flexible molecular structures. The technique uses a specially designed sample and two modes: static and dynamic mode, which produce different friction values.