A new health check has been developed to discover the diets, migrations, and conservation needs of whale sharks. The research revealed that some whale sharks may have gone weeks or months without eating, and surprisingly, all tested showed signs of eating plants and algae.
Researchers from UTokyo and RIKEN developed a device that performs logic operations using electric fields and UV light. The device has the potential to create less heat and power consumption than current semiconductor chips.
Researchers at the University of Tokyo successfully synthesized a phenine nanotube with intentional periodic defects, which imbue it with semiconductor characters. The discovery uses a novel process starting with benzene and platinum atoms to create a controlled defect structure.
Researchers at the University of Tokyo have developed a cuttable wireless power transfer sheet that can charge devices wirelessly and be molded or cut to fit different shapes. The innovative technology offers a potential solution for emerging fields like robotics and could lead to untangled cables and versatile charging solutions.
Researchers at the University of Tokyo found that histamine improved people's long-term memory test scores, especially for those with poor memories. The study showed mice could recognize toys they'd seen as long as 28 days ago after receiving a medication that increases histamine in the brain.
Researchers at the University of Tokyo have developed an ultra-soft electronic sensor that can closely monitor beating heart cells without affecting their behavior. This breakthrough device uses a nanomesh sensor to study cardiomyocytes in a more faithful way, paving the way for future embedded medical devices.
Researchers discovered a two-step control mechanism in neural stem cells that differentiates into neurons and astrocytes. PRC1 represses genes related to neuronal function temporarily and permanently at two distinct stages of brain development.
Researchers at the University of Tokyo have discovered that blocking a specific molecule can prevent cancer cells from spreading. The study found that inhibiting tissue type plasminogen activator (tPA) blocked melanoma growth and metastasis in mice. This breakthrough offers new possibilities for cancer therapy, potentially improving ou...
Researchers from the University of Tokyo developed an AI-powered simulation that accurately models earthquake physics in urban centers, achieving a fourfold increase in speed. The new code adapts to precision needs and reduces computational power, enabling more efficient disaster response.
A new study by University of Tokyo researchers reveals that a protein in sperm cell membranes plays a key role in navigation to eggs. The PMCA protein may also help explain species-specific interactions between sperm and egg cells, making it a promising target for drug research.
A team of researchers at the University of Tokyo has identified the weak van der Waals forces holding together a tiny, self-assembling box. The box can bulge to accommodate large or long guest molecules and contract to eliminate extra space when hosting negatively charged guests.
Researchers have identified distinct differences between heart muscle cells that fail and those that adapt to high blood pressure. Cells that adapted were thicker, needed more energy, and could keep the heart beating, while failing cells became stretched out and weak.
Researchers at the University of Tokyo found that a substance in young mice's tears makes female mice more likely to reject male sexual advances. The study aims to develop a natural mouse birth control method by adding a specific pheromone molecule to drinking water, which could reduce mouse populations and alleviate pest control issues.
Researchers have revealed the structure of immune protein IgM, showing it to be an incomplete hexagon. This discovery has significant implications for developing effective medicines for various diseases, including cancer and neurological disorders. The structural connection between IgM and AIM proteins suggests that drugs targeting AIM...
Physicists from the University of Tokyo have generated a record-breaking magnetic field of 1,200 teslas using electromagnetic flux compression. The field was sustained for over 100 microseconds, far exceeding previous records. This achievement has significant implications for material science and fusion power generation.
University of Tokyo researchers have developed a trans-omics approach that maps the interactions between molecules inside cells in response to insulin. This comprehensive understanding may lead to better therapies for type 2 diabetes by identifying potential drug targets and optimizing insulin regimens.
Astronomers have found a dense disk of material surrounding a young star, which may be the precursor to a planetary system. The discovery could revolutionize models of solar system formation and provide insights into our own cosmic neighborhood.
A team of astronomers has unveiled 44 extrasolar planets, dwarfing typical confirmation numbers. Novel techniques validated the find, enabling precise determination of planet sizes and temperatures.
Physicists at the University of Tokyo have discovered a new method to generate electricity in special materials called Weyl magnets, exploiting temperature gradients. This could lead to the creation of low-power, low-maintenance electronic devices.
Research on ancient coral cores from the Great Barrier Reef reveals two distinct periods of rapid sea level fluctuations between 22,000 and 19,000 years ago. These findings challenge current understanding of glacier dynamics and suggest that climate models may need to be revised to account for faster changes.
Ghost Cytometry uses novel imaging technique and AI to identify and sort cells with unprecedented high-throughput speed. The system enables fast and accurate isolation and diagnosis of cancer cells, improving medical therapies.
Research finds that rice grown under higher carbon dioxide concentrations has lower levels of iron, zinc, protein, and vitamins B1, B2, B5, and B9. This decrease may exacerbate malnutrition among populations relying heavily on rice as a staple food source.
Japanese researchers have developed a new method to build large areas of semiconductive material just two molecules thick. The films function as thin film transistors with potential applications in flexible electronics or chemical detectors. Researchers used geometric frustration, a molecular shape that makes it difficult for molecules...
A new study reveals that cold temperatures can transform white fat cells into 'beige' cells, which perform thermogenesis like brown fat cells. This process could potentially reduce the symptoms of metabolic diseases such as diabetes and obesity.
A recent study by University of Tokyo scientists has identified the Ask genes as crucial for regulating circadian rhythms and responding to cellular stress. The research found that cells lacking these genes are impaired in their ability to adapt to daily changes in environmental conditions, leading to disruptions in sleep-wake cycles.
Researchers at the University of Tokyo have developed an ultrathin, highly elastic skin display that can show moving electrocardiogram waveforms recorded by a breathable on-skin electrode sensor. The device aims to enhance information accessibility for people with difficulty operating existing devices.
Researchers have made the first direct observation of electron scattering in auroras, revealing a previously unknown mechanism behind the colorful displays. The discovery was made using a specialized sensor on the ERG satellite and confirms that chorus waves are capable of exciting electrons to create pulsating auroras.
Researchers from the University of Tokyo have discovered a molecule called progranulin that plays a crucial role in strengthening and eliminating synapses in the brain. This process is essential for developing neural circuits, but genetic or environmental mutations can disrupt it, leading to disorders such as autism and dementia.
A research group at the University of Tokyo has quantified the impacts of three electron-scattering mechanisms on silicon carbide (SiC) power semiconductor devices. The team discovered that suppressing electron scattering can reduce resistance under the SiC interface by two-thirds, which is expected to lower energy consumption in elect...
A team of Japanese and US scientists have created a microdevice that successfully forms axon fascicles in the lab, similar to those seen in the brain. This innovation could provide insights into brain development and disease prevention by studying the formation of fascicles.
A French and Japanese research group developed a new way to turn AFM measurements into clear color images, enabling observation of materials and substances like alloys, semiconductors, and chemical compounds. The newly developed method holds promise for becoming widely used in the research and development of surfaces and devices.
Researchers have developed a hypoallergenic electronic sensor that can be worn on the skin for up to a week without causing inflammation or irritation. The device uses breathable nanoscale meshes and has been tested on 20 subjects, demonstrating its reliability as an electrode for continuous health monitoring.
Researchers at the University of Tokyo have discovered how a male pheromone enhances female sexual behaviors in mice by activating specific neurons in the brain. The study found that a single purified chemical called ESP1 is detected by a sole corresponding receptor, making it easier to track and understand its effects on behavior.
Researchers at the University of Tokyo discovered how ladybugs fold their wings by transplanting a transparent artificial wing onto an insect. The study revealed that the ladybugs use a combination of origami-like creases and abdominal movements to achieve complex folding, which has significant implications for engineering science.
Researchers have developed a printable elastic conductor that retains high conductivity even after being stretched by five times its original length. The new material, made with silver nanoparticles, has potential applications in wearable devices and robots.
Scientists have developed a new rice strain that flowers within a certain period after being sprayed with commercial chemicals, enabling farmers to control harvest timing. The research, led by Professor Takeshi Izawa at the University of Tokyo, uses a genetic approach to manipulate flowering time in cereal crops.
Researchers at the University of Tokyo have discovered that plants can recognize friendly RNAs by breaking down those without a nucleotide 'tail' using the immune system. This breakthrough paves the way for future biotechnological techniques to modify crops.
A new hydrogel has been developed that can be injected into a rabbit's eye as a liquid and gel within minutes to replace the clear gel-like substance. The hydrogel exhibits no significant swelling pressures or side effects, suggesting it is safe for potential use in humans.
Researchers at the University of Tokyo have discovered a correlation between groundwater helium levels and stress on inner rock layers near the epicenter of earthquakes. The study found that high-stress areas had higher helium-4 levels in groundwater, suggesting a potential risk indicator for earthquakes.
Studies reveal genes respond differently to high insulin levels and sustained low levels, with some expressing quickly and others repressing themselves. Researchers developed a method to control gene expression using temporal patterns and doses of insulin.
Scientists sequenced the entire genome of Xenopus laevis, revealing it inherited two sets of chromosomes from different diploid ancestors. The discovery provides insights into vertebrate evolution and tetraploidy, a phenomenon where an organism has four sets of chromosomes.
A study by University of Tokyo researchers found a statistically significant increase in cow births during near full and full moon phases. The study suggests that cows may be a suitable model for studying the lunar cycle's impact on animal births, with further research needed to confirm results.
Researchers have developed a new brute force technique to test thousands of biochemical reactions at once, allowing them to quickly find optimal conditions. This breakthrough enables faster development of diagnostic tests and sheds light on molecular behavior in test tube conditions.
Researchers at the University of Tokyo developed an ultrathin, ultraflexible, protective layer that enables creation of electronic skin displays. The technology allows for wearable electronic devices to be attached to the body without damaging them.
Researchers at the University of Tokyo discovered that calcium ions control sleep duration in mice by regulating the inflow and outflow of calcium ions into neurons. This finding has implications for understanding and treating neurodegenerative diseases associated with sleep disorders.
Japanese researchers are urging increased interdisciplinarity and internationalization in Japanese energy and environment research to provide effective scientific advice. The Great East Japan Earthquake and tsunami killed over 15,000 people and crippled the Fukushima Daiichi nuclear power plant five years ago.
A research team at the University of Tokyo has identified an enzyme called Trimmer, which trims the tails of small RNAs called piRNAs. This process helps regulate jumping genes, or transposons, that can disrupt host genes and contribute to diseases like cancer.
A new transparent, bending insensitive pressure sensor was developed by Japanese and American teams to measure pressure distribution on rounded surfaces. The sensor can maintain its sensing accuracy even when bent over a radius of 80 micrometers, equivalent to just twice the width of a human hair.
Scientists at the University of Tokyo have created an electrically-controllable valley current device that may pave the way to ultra-low-power computing devices. The device uses pure valley current, which is non-dissipative and does not produce heat, making it a promising alternative to traditional electronics.
A University of Tokyo research group has developed a flexible, lightweight temperature sensor that responds rapidly to tiny thermal changes. The sensor is composed of graphite and a semicrystalline acrylate polymer and can measure body temperature with high accuracy without additional circuitry.