Researchers used palaeoproteomics to analyze ancient proteins in sediments from a 60,000-year-old archeological site in South Africa, revealing the presence of collagen from the common eland. The findings provide new insights into the complex technical and symbolic behaviors of early Homo sapiens.
A team at Kyushu University analyzed 1,623 annual securities reports from 340 Japanese food and beverage companies, finding that firms place greater emphasis on social issues, while environmental disclosure remains relatively limited. Disclosure priorities shifted after 2022, with greenhouse gas emissions showing the sharpest increase.
Researchers at Kyushu University have developed a VR system that enables users to experience an immersive, theater-like view from within a compact space without wearing a headset. The system uses aerial imaging optics and a chair-mounted micromirror array to create a stereoscopic view that responds to the user's movements.
Professor Adachi's work on thermally activated delayed fluorescence (TADF) established a new design principle for highly efficient organic light-emitting materials. TADF-based emitters have enabled ultra-high-efficiency organic light-emitting diodes, paving the way for sustainable display technologies.
Researchers at Kyushu University have developed a novel molecule that can produce fluorescence and serve as an MRI contrast agent, addressing limitations of current imaging techniques. The molecule, a water-soluble and metal-free compound, demonstrates improved imaging depth and reduced toxicity compared to existing agents.
Researchers from Kyushu University used high-power lasers to recreate magnetic reconnection in a controlled environment. Their study shows that reconnection rates are governed by local physics, not plasma properties, providing experimental benchmarks for testing theoretical models.
A pilot study suggests that essential oils derived from Hinoki roots can help improve sleep quality by reducing nighttime awakenings and increasing delta-wave activity. Participants who used Hinoki root essential oil reported feeling more relaxed and refreshed in the morning.
Researchers propose a framework for packaging that senses, learns, and acts to reduce food waste and spoilage. The system uses AI to interpret signals from sensors embedded in the packaging, enabling real-time monitoring and adaptive responses to minimize waste and optimize food distribution.
Researchers found that a deep-sea protein, PoXeR, adapts to extreme pressure by forming a trimeric structure, which provides structural stability. The protein's ability to withstand pressure could lead to the development of light-responsive protein materials and improve understanding of how life adapts to deep-sea conditions.
Research at Kyushu University found that using Igusa mats increases brain activity related to concentration and engagement. Participants reported reduced tension and anxiety after using Igusa mats, indicating potential benefits for stress resilience.
Researchers found altered gene expression in wharf roach guts after consuming expanded polystyrene, but no significant impact on lifespan. The gut microbiome showed little change, but rare microbes were detected in EPS-fed specimens. This highlights the need to manage EPS waste carefully and prioritize coastal cleanup efforts.
Researchers at Kyushu University found a new molecular pathway that explains why intraocular pressure increases at night. Norepinephrine increases RHOB in the eye's drainage system, weakening its
A randomized trial in 21 Japanese elementary schools found that students respond more strongly to environmental education when nature is framed around its human benefits rather than its intrinsic value. This approach increased students' short-term interest in the environment. In contrast, students who received an ecocentric framing sho...
Researchers used 3D electron microscopy to capture direct evidence of electric fields at air-water interfaces, opening a path to rationally designed clean-energy materials. The study found a repulsive force holding thinnest films together, reaching 10 megapascals, and provided chemical evidence for the electric field's existence.
Researchers developed a new environmentally friendly insecticide using nanoemulsions of diallyl disulfide and carvone, which showed enhanced toxicity against the adzuki bean beetle while having relatively low impact on parasitic wasps. The nanoemulsions were also safe on seeds and enhanced root growth.
Kyushu University researchers create a self-healing hydrogel packaging that tracks food spoilage through color changes, extending shelf life by 12 hours. The material can also repair itself, making it more durable and reliable in practical use.
Researchers from Kyushu University found that low-density gas contributes to hub growth through direct inflow and by replenishing nearby dense filaments, substantially underestimating the material available for massive star formation. The study's combined analysis of dense and diffuse gas increased estimated material flowing onto hubs ...
Researchers at Kyushu University found that microwave heating creates high-temperature regions on nickel nanoparticles, accelerating hydrogen production and paving the way for low-carbon chemical manufacturing. The study showed a six-fold increase in hydrogen production compared to conventional heating.
Researchers at Kyushu University identified a molecule that strengthens hepatocyte growth factor (HGF), a key muscle-repair signal. The compound, lipoic acid trisulfide (LASSS), enhances HGF's binding affinity for satellite cells, restoring its ability to repair muscle fibers and counteracting age-related muscle loss.
Kyushu University researchers have developed prototype thin-film electronic modules that can automatically connect and disconnect with each other. The modules use a kinetic electronics approach, integrating actuators and circuits on the same thin-film to create an electromechanical docking mechanism.
A team of researchers from Kyushu University and Max Planck Institute for Extraterrestrial Physics have detected ambipolar diffusion in a prestellar core, weakening magnetic support and leading to gravitational collapse. This finding provides insight into early star formation and the creation of stellar systems like our own.
Japanese researchers have developed a catalyst that selectively degrades polyurethane in mixed plastic waste, allowing for the separation and chemical recycling of complex materials. The breakthrough opens up new possibilities for waste management, particularly in industries such as end-of-life vehicle recycling and mattress disposal.
Researchers at Kyushu University developed a new food preservation solution using pumpkin peel, creating a nanomaterial that slows deterioration of fruit and reduce transport damage. The material showed good biocompatibility and was effective in suppressing microbial growth and preserving freshness.
A new theoretical framework, Relativity of Spacetime Superpositions, shows that some scenarios describing quantum gravity are equivalent to classical physics with no quantum gravity signatures. The framework helps identify which experimental signatures require a quantum description of gravity.
Researchers at Kyushu University have created a solid-state material that converts visible light into ultraviolet (UV) light under ordinary outdoor sunlight, achieving a conversion efficiency of 1.9%. The material offers advantages for real-world use, including straightforward synthesis and low-cost starting materials.
A study by researchers at Kyushu University suggests that continuous parameters in quantum gravity may not be freely adjustable, but rather emerge from operators within the theory. The findings support Einstein's century-old claim about the fundamental laws of nature and have implications for our understanding of quantum gravity.
A new chemical tagging approach has been developed to accurately sequence short peptides without relying on databases, opening possibilities for food science, nutrition, and biomedical research. The method successfully identified all 132 peptides with zero errors, highlighting its accuracy and reliability.
Researchers from Kyushu University discovered that the circadian clock protein BMAL1 drives macrophages towards a pro-inflammatory M1 state by activating inflammatory signaling pathways. This mechanism links the body clock to intracellular metabolism and immune function, offering new insights into treating inflammatory diseases.
Oxygen isotopes in forsterite affect Raman spectroscopy results by causing frequency shifts, lower symmetry, and peak splitting, leading to broader peaks. The study provides a theoretical framework for better interpretation of spectra data.
A large Japanese study found that maintaining a healthier profile with lower lifestyle and health risks can significantly lower dementia risk in people with one or no APOE ε4 alleles. However, individuals carrying two APOE ε4 alleles may require different preventive or therapeutic approaches.
A simple, seven-second X-ray scan can accurately detect the severity of pulmonary valve regurgitation in patients with repaired Tetralogy of Fallot. The test uses dynamic chest radiography and requires minimal radiation, offering a more accessible diagnostic option for those who cannot undergo traditional methods.
A study analyzing the Donlin Gold deposit finds that Alaska Native communities hold multiple roles in mine development, including subsistence activities and corporate shareholders. The research highlights the tension between economic opportunity, sovereignty, and environmental stewardship on traditional lands.
Researchers from Kyushu University and DENSO IT Laboratory propose a new method to improve the accuracy of indirect Time-of-Flight (I-ToF) cameras by considering real-world sensor characteristics. The technology produces two tailored coding schemes that outperform conventional methods in terms of depth precision and stability, making i...
Researchers at Kyushu University used 3D computer simulations to understand the physics behind hub-and-spoke patterns in star-forming regions. The study shows that oblique shocks create invisible channels guiding compressed gas into central filaments, forming the radial shape of baby stars' cradles.
Researchers found that over half of projects in the popular OpenStack ecosystem are affected by shared instability from “flaky tests”, resulting in a cumulative loss of 1,156 days of developer time. The study identifies environmental and system-level factors as major causes of test instability.
Scientists have developed a theoretical model showing that atomic clocks can observe the quantum superposition of time. The researchers used modern techniques to detect the signature of entanglement between the clock's motion and its internal energy, improving sensitivity by 100-1000 times.
Researchers at Kyushu University identified a molecular mechanism behind keel formation, revealing that a developmental
Researchers derive exact formulae to show that rotating Kaleidocycles can always be built from six or more hinged tetrahedra. The study provides a firm mathematical basis for understanding the famous moving origami mechanism.
Researchers developed chiral luminescent radicals that emit circularly polarized light with high photoluminescence efficiency and improved stability. These compounds have potential applications in lasers, bioimaging, and quantum technologies.
Researchers discover zinc levels control endoplasmic reticulum redox enzymes necessary for proper protein folding. Zinc surge disrupts oxidative folding, leading to protein misfolding and cellular defects.
Researchers at Kyushu University developed a new mathematical model that simulates oxygen transport by red blood cells through tiny blood vessels and their delivery to surrounding tissues. The findings show that RBCs can naturally adjust the amount of oxygen released based on local requirements.
A new study reveals the developmental mechanism of bone marrow formation, identifying septoclasts as early organizers followed by LepR-expressing bone marrow stromal cells. These specialized cell populations work together to build the bone marrow environment through a hardwired process supported by RANKL.
Scientists at Kyushu University have developed a simple method to produce hydrogen gas by mixing methanol with iron ions and irradiating it with UV light. The reaction produces a considerable amount of hydrogen gas comparable to that of previously reported systems, opening up new possibilities for sustainable hydrogen technologies.
A team of researchers led by Kazuhiro Yamamoto has proposed a method to create a momentum-squeezed state in movable mirrors, which significantly broadens the quantum superposition of a mirror's position. This approach can amplify the signal of quantum entanglement generated by gravity, making it easier to detect.
Researchers from Kyushu University used ALMA to observe a baby star producing a giant ring of gas about 1,000 au in size, which helps the star release excess energy. The team found that this ring is slightly warmer than its surroundings and hypothesize it's produced through magnetic field threading.
Researchers successfully captured singlet-fission-amplified excitons with a molybdenum-based emitter, achieving 130% quantum yield and pushing the limits of solar cell efficiency. The team used a metal complex called 'spin-flip' emitter to harvest multiplied energy from singlet fission.
Researchers at Kyushu University develop a new tissue-clearing reagent, SeeDB-Live, enabling repeated, reversible, and real-time imaging of living brains at greater depth and clarity. This breakthrough allows scientists to visualize neural activity in living mice and brain slices, offering new insights into brain dynamics and function.
Kyushu University researchers observed individual polymer chains' behavior on solid surfaces, revealing non-equilibrium dynamics and thermal fluctuations. The study contributes to enhancing adhesive performance and lightweighting of materials.
Researchers at Kyushu University discovered that cancer cells use a previously unrecognized physical mechanism called CODE to create water pressure that aids in their migration. This finding opens new avenues for therapies targeting amoeboid movement, a key strategy used by most advanced cancer cells.
A new species of ladybird beetle, Parastethorus pinicola, was discovered on a pine tree at Kyushu University's Hakozaki Satellite. The beetle measures just over one millimeter in length and is the first major update to Japanese ladybird classification in 50 years.