Thirty-eight Chinese cities have reduced their CO2 emissions for at least five years, while 21 cities have cut emissions due to economic decline or population loss. The study recommends individualized emission targets considering cities' resources and development goals.
Researchers have developed a model mouse embryo that has beating hearts, foundations for a brain, and all the organs in a mouse body. This breakthrough could help understand why some embryos fail and provide insights into repairing synthetic human organs.
A pilot study from UCLA researchers found that neurofeedback training significantly normalized brain wave frequencies and improved cognitive function in cancer patients with chemo brain. The study's results support further research into the effectiveness of neurofeedback as a treatment approach.
New research shows that up to 50% of residences in Houston's Harris County would not have been flooded by Hurricane Harvey if it weren't for climate change. This equates to about 50,000 fewer homes damaged and billions of dollars saved.
A new study of coastal geography and a medieval map proposes that two islands in Cardigan Bay, Wales, which are no longer exist, could have come into existence and disappeared due to erosion. The research, published in Atlantic Geosciences, suggests the islands may be remnants of a low-lying landscape underlain by soft glacial deposits.
Steve Petruzza has been awarded a $600,000 NSF grant to develop tools and techniques for next-generation adaptive data layouts. This will address the increasing gap between computing power and data movement, enabling efficient access to large datasets.
A KAUST-led research team identified two drug treatments that boost the activity of molecules involved in cell adhesion, enhancing the ability of blood-forming stem cells to enter the bloodstream and produce new blood. This breakthrough could lead to improved bone marrow transplant success for leukemia patients.
A team of researchers from TU Wien and The Hebrew University of Jerusalem has developed a 'light trap' that absorbs light perfectly in thin layers. This method uses mirrors and lenses to steer the light beam into a circle and then superimpose it on itself, preventing the light from escaping.
A study from MIT neuroscientists has identified a population of neurons in the visual cortex that respond to images of food. The researchers found four previously known populations and a fifth, more surprising population that appears to be selective for food images. This finding may reflect the special importance of food in human culture.
The 7th International Meeting of the Digital Olfaction Society will take place in Tokyo, Japan, with a focus on digitalizing smells and aromas. The meeting aims to gather researchers, academics, and industry professionals to share knowledge and develop practical applications for olfactory digitization.
The Perseverance rover collected igneous cumulate rocks from four sites on the floor of Jezero Crater, providing evidence of aqueous alteration. These rocks will help scientists determine when Mars' climate was conducive to lakes and rivers, addressing major questions about the planet's history.
Researchers have developed highly sensitive and mass producible organic photodetectors that can detect weak signals. The new photodetectors exhibited a detectivity comparable to those of conventional silicon photodiodes, operating stably under temperatures above 150 °C.
Researchers at Forschungszentrum Jülich have discovered how the topological properties of multilayer WTe2 systems can be changed by studying them under a scanning tunneling microscope. The study found that twisting the layers creates a moiré lattice that modulates electrical conductivity.
Research reveals that 32 species of animals, including prawns, crabs, and lizards, can act as carriers of the rat lungworm parasite, which can cause serious illness and death. The study aims to raise awareness about paratenic hosts and prevent infection by avoiding eating raw or infected animals.
The study introduces a new day-to-day traffic assignment model that incorporates bounded rationality, suggesting users consider topological similarity when making travel choices. This leads to the concept of Boundedly Rational User Equilibrium (BRUE), where routes with low cost variations are used.
ORNL researchers have won seven 2022 R&D 100 Awards for their advancements in materials science, machine learning, and energy storage. DuAlumin-3D, a high-strength aluminum alloy, and Gremlin, an AI system to identify weaknesses in machine learning models, are among the winning technologies.
A team of scientists has provided an intricate blueprint of the RuvB AAA+ motor, which converts chemical energy into mechanical work to perform branch migration in DNA recombination. The research reveals that the motor uses a basic lever mechanism to generate force and moves the DNA substrate through a cyclical manner.
A UBC Okanagan researcher suggests changing fur trapping practices to prevent accidental grizzly bear toe amputations. By delaying the start of the trapping season from November 1 to early December, trappers can avoid catching bears during their hibernation period.
A study from Lund University found that Caveolin-1 protein levels in surrounding tumour tissue affect breast cancer prognosis. The study suggests that this protein could be used as a marker for precise prognosis and treatment choice.
A Swedish study of 1,275 women with breast cancer found no increased risk of disease recurrence or death after fertility preservation procedures. The research provides new hope for women who want to preserve their fertility after cancer treatment.
A study of UK new fathers found they felt isolated by maternity care restrictions, leading to initial disconnection from pregnancy and baby. However, longer-term lockdowns led to increased father-baby bonding, challenging traditional views of the father's role in maternity and parenthood.
Researchers at the University of Münster have identified a specific group of cells in plant roots that react to salt stress, forming a 'sodium-sensing niche' and triggering a calcium signal. This signal is controlled by a calcium-binding protein (CBL8) that helps pump out salt from the plant under severe stress conditions.
Horses with long-term relationships with owners are less stressed when encountering novel objects and surfaces. Research suggests that exclusive ownership and positive human interactions shape the horse's behavior, particularly in new or stressful situations.
The study focuses on improving the tribological performance of bearing surfaces by adjusting surface roughness and texture. Evenly-distributed micro patterns are found to be more suitable for artificial joints, reducing friction and wear particles.
A study published in PLOS ONE demonstrates that adding two 8-inch rubber bands to a surgical mask can improve its protective seal against particle exposure to N-95 levels. Thirty-one of 40 test subjects achieved modified masks that passed an N95 fit test, with improved results over time.
Cells can be both flexible and strong due to molecular bonds known as catch bonds. These bonds are weak but accumulate at damaged sites to strengthen networks. The discovery has implications for understanding diseases such as kidney failure and cancer.
Researchers from ANU uncovered three ancient burials on Alor Island, showcasing different mortuary practices that may relate to multiple migratory routes. The findings provide new data for understanding the evolution and diversification of burial practices in Southeast Asia.
Researchers at Ritsumeikan University have created a technique to precisely control the concentration of chemicals in droplets using electrowetting-on-dielectric (EWOD). This allows for accurate drug screening and cell-based analysis, enabling the efficient handling of substances on a smaller scale than traditional pipettes.
Researchers have discovered the key components in plant cells that trigger 'wartime' protein production in response to pathogens. This mechanism allows plants to rapidly produce defense proteins while balancing resources between growth and defense, a delicate process that could inform strategies for creating disease-resistant crops.
A new Northwestern University study reveals that pregnant Gen Zers and millennials are approximately two times more likely to be newly diagnosed with high blood pressure during pregnancy. The finding highlights the need for broader screening and prevention efforts among younger people.
The Perseverance rover has discovered rocks on Mars that are composed of large grains of olivine, a muddier version of peridot that tints many beaches dark green. These findings suggest that the planet had liquid water, air, and a magnetic field in the past, conditions similar to those when life first arose on Earth.
A new study using deep-learning models found that more than half of terrestrial mammal food web links have disappeared due to extinctions and range contractions. This has significant impacts on long-term ecosystem persistence and function, highlighting the need for biodiversity recovery and conservation.
A team of Brazilian researchers has developed a novel technique using light and artificial intelligence to identify the maturity stages of soybean seeds. The method utilizes chlorophyll fluorescence and machine learning algorithms to classify commercial seeds with high accuracy. This innovation avoids destroying seeds, which are then c...
Analyzing patient plasma is less risky than traditional tissue biopsies, providing similar molecular information for treatment decisions. The study found high-resolution gene profiles and estrogen receptor binding patterns in cfDNA, paving the way for new therapies and predictive models.
The Mars Perseverance Rover's ground-penetrating radar instrument has obtained detailed images of the underground structure of Jezero crater, revealing unexpectedly inclined rock layers. The tilt of these layers suggests a complex geological history, with possible origins including slow-cooling lava or sediment deposits.
Researchers at UCSF found that eye movements during REM sleep are coordinated with the direction of gaze in the virtual dream world. This suggests that dreams may be a way for the brain to integrate information gathered throughout the day and create a 'perfectly harmonious fake world'.
The study provides a detailed genomic history of the Southern Arc from Neolithic to Ottoman periods, revealing complex migrations and population interactions. The analysis challenges previous modern population history and ancient writings, suggesting an inaccurate picture of early Indo-European cultures.
Researchers developed a novel blood test that measures cell-free DNA to evaluate PAH severity and predict survivability. The test showed significant improvement over conventional tests and may allow doctors to intervene faster to prevent disease progression.
A new study finds that adapting to climate change will require more energy than previously estimated, leading to higher energy investments and costs. Ambitious mitigation policies can cut the increase in energy system costs induced by adaptation, resulting in net gains.
Researchers at the University of Cambridge have successfully grown a model embryo with a brain, beating heart, and all other organs using mouse stem cells. This breakthrough could help understand why some pregnancies fail and develop a new approach for repairing synthetic human organs.
A new optimization model aims to improve the efficiency of bike-sharing systems by predicting user demand and adjusting service operations accordingly. The model has shown promising results, reducing problems by 41% compared to no rebalancing.
A new study developed a novel way to understand how human activities cause unintended consequences on sustainable development goals. Researchers used China's Wolong Nature Reserve as a demonstration site and found that efforts to promote one goal often result in unintended impacts on others.
A study reveals that over 50% of mammal food web links have disappeared due to animal declines, leading to a collapse of global ecosystems. Restoring extinct species to their historic ranges holds great potential to reverse these declines and restore food web complexity.
Researchers at the Beckman Institute for Advanced Science and Technology have discovered an efficient and sustainable method for 3D-printing single-walled carbon nanotube films. The method uses powder, ink, and 3D printing to produce durable and conductive materials ideal for space exploration, wearable electronics, and more.
The American College of Cardiology has published an expert consensus decision pathway on the role of nonstatin therapies for LDL-C lowering in the management of atherosclerotic cardiovascular disease (ASCVD) risk reduction. The guidance provides recommendations for individuals at high-risk and those with familial hypercholesterolemia, ...
Researchers at Rice University have developed a pneumatic robotic arm powered by compressed air that can grasp objects and go, using textile-based energy harvesting system. The device is designed for individuals with disabilities and can produce equivalent of 3 watts of power, outperforming other energy harvesting strategies.
A new study sheds light on the ancestry of manatees, tracing their evolution back 47 million years to northern Africa. The research suggests that modern manatees migrated from South America to the Caribbean and North America around 34 million years ago, with some species thriving in communities for millions of years.
A research consortium is developing a unique fully implantable Brain-Computer Interface (BCI) system for people with locked-in syndrome, enabling real-time speech decoding and communication. The BCI will be powered wirelessly and capable of decoding speech in real-time to restore communication in patients with ALS or brainstem stroke.
The study investigated the homeland of Indo-European languages and found that their ancestors originated in West Asia. The genetic results suggest a web of pan-regional contacts between early farming communities, providing new evidence for the complex process of Neolithic transition.
A new drug has proven effective in treating rheumatoid arthritis, with results at least as good as the current 'gold standard' treatment. The medication targets a specific messenger molecule involved in inflammation and joint damage, offering a new approach to managing autoimmune disease.
The NYU WIRELESS research center will pioneer basic measurements of devices, circuits, materials, and radio propagation channels at the highest reaches of the radio spectrum. The team will study propagation and channel modeling, as well as RFIC on-chip measurement capabilities up to 500 GHz.
A new scientific article highlights the need for a global ocean vision to guide marine policies, plans, and programs. The authors propose incorporating Strategic Environmental Assessment (SEA) into international agreements to develop this holistic approach.
A global report reveals ladybird species are poorly understood due to human activities, and urgent conservation actions are needed. The research emphasizes the importance of protecting habitats, particularly those that provide overwintering sites for ladybirds.
Rapid eye movements during REM sleep encode direction and amplitude of a mouse's dream environment, providing an external readout of internal cognitive processes. This finding reveals a coordination that may underlie the realistic experience of dreams.
Researchers have created a new slippery surface, LICS, that can rapidly generate surface charges and regenerate its state upon exposure to near-infrared radiation. This allows for precise control over droplet manipulation in various applications, including biomedical domains.
The Association for Molecular Pathology has published consensus recommendations for clinical TPMT and NUDT15 genotyping assays, promoting standardization across laboratories. The report identifies a minimum set of alleles to include in clinical tests, enabling healthcare professionals to provide high-quality patient care.
A Yale study reveals species-specific and human-specific features in the prefrontal cortex of four primate species, including a unique microglia type and the presence of the FOXP2 gene. These findings suggest that human brain cells may play a role in immune responses to environment and neuropsychiatric diseases.
Researchers at Tufts University have developed a novel mRNA-based approach to generate complex antibodies in muscle cells, which can be used to treat various diseases including botulism and cancer. The technique has shown promising results in neutralizing lethal doses of botulinum neurotoxins in mice.
A new study found that people experiencing anxiety or depression during the pandemic were more likely to get vaccinated, but less likely to follow distancing guidelines. The researchers suggest that a gentler approach may be warranted, focusing on the benefits of vaccination for others, to encourage behavior change.
Researchers analyzed annual growth rings from Yamal's subfossil trees to track summer temperature over the past 7,638 years. The findings indicate that current warming is unprecedented during the past seven millennia.