Scientists have discovered that semiconducting radicals can fabricate highly efficient OLEDs by exploiting their quantum mechanical 'spin' property, overcoming limitations of traditional materials. The new technology could lead to brighter displays and lighting technologies, including blue- and green-light radical-based diodes.
The study tested over half a million people, confirming two psychological theories of sex differences and autism. Autistic individuals showed a 'masculinized' shift on systemizing and autistic traits tests, with empathy scores lower than typical males.
Researchers found that rats possess the capacity for selective amnesia, using a similar brain mechanism as humans. By actively recalling memories, rats can selectively forget distracting experiences, improving memory efficiency but potentially leading to problems like witness forgetting in police interviews.
Perovskite LEDs have achieved close to 100% internal luminescence efficiency, opening up applications in displays, lighting, and communications. The devices outperform conventional OLEDs in terms of light-emission efficiency due to a composite layer of perovskites with an insulating polymer.
Scientists have discovered a way to detect the early signs of atherosclerosis, leading to blocked arteries, by analyzing changes in blood vessel cells. The study used single-cell RNA-sequencing and lineage labelling to identify unusual cells that express stem cell genes, which could help diagnose and treat cardiovascular diseases.
Researchers from the University of Cambridge found that epigenetic marks are reprogrammed from one generation to the next, contradicting previous theories. Only a small percentage of variably-methylated transposable elements showed evidence of epigenetic inheritance.
Researchers have developed a 3D 'organ on a chip' that enables real-time continuous monitoring of cells, which could lead to the development of new treatments for diseases. The device allows scientists to study cells and tissues in new ways, mimicking the body's native three-dimensional environments.
Researchers developed a smartphone app to help people with OCD manage their symptoms, reducing obsessive thoughts and compulsive behaviors. After just one week of using the app, participants showed significant improvements in cognitive flexibility and reductions in OCD symptoms.
A young star with a protoplanetary disc has been discovered to have four Jupiter and Saturn-sized planets in orbit around it. The system's extreme range of orbits raises questions about how such a system might have formed.
A team of scientists discovered that spontaneous genetic errors in brain cells could lead to neurodegenerative diseases like Alzheimer's and Parkinson's. These 'somatic mutations' are thought to arise during embryonic development, contributing to the roots of dementia in people without a family history.
A new model predicts retail failure with 80% accuracy by analyzing social media and transport data from 10 cities. The model suggests that venues popular around the clock and in diverse neighborhoods tend to succeed longer.
Researchers found that larvae without parental support evolved larger jaws to compensate for lack of help. This adaptation enables them to fend for themselves in case they receive no care.
A new study reveals women are two and a half times less likely to ask a question in departmental seminars compared to men. Despite an equal gender ratio, women's self-reported feelings towards speaking up differ significantly from those of men.
Researchers from the University of Cambridge are launching a new clinical trial for a trivalent vaccine targeting Ebola, Lassa, and Marburg viruses. The vaccine builds on nearly two decades of research and aims to predict future outbreaks by studying natural animal reservoirs.
Researchers developed a genome editing tool to target and eliminate damaged mitochondrial DNA, resulting in improved mitochondrial function in mice. The treatment, known as mtZFN, could provide a practical route to treating patients with mitochondrial diseases.
A new study suggests that high-yield farming systems can produce fewer pollutants, cause less soil loss, and consume less water than previously believed. However, the authors caution that if higher yields are used solely for profit or lower prices, they will only accelerate the extinction crisis.
Scientists at the University of Cambridge have developed a new technique to determine the structure and interactions of the Zika virus genome inside human cells. This technique, called COMRADES, can screen for host-virus RNA base-pairing and reveal interacting sequences, offering potential targets for anti-viral therapies.
Researchers found that dominant meerkat breeders exhibit accelerated aging due to the physical and social stresses of leadership, yet they consistently outlive their subordinate counterparts. This study suggests that being a dominant breeder is key to longevity in meerkats.
Researchers have successfully implanted a device in mice brains to detect, stop and prevent epileptic seizures. The device uses a neurotransmitter to signal to neurons to stop firing, effectively ending the seizure. Early results show promising potential for treating conditions like Parkinson's disease and brain tumors.
Researchers found that Sicilian amber traveled to Western Europe as early as the 4th Millennium BC, at least 2,000 years before Baltic amber arrived in Iberia. This challenges previous suggestions of direct trade between Scandinavia and Iberia.
A systematic review and meta-analysis found exposure to arsenic, lead, cadmium, and copper increases the risk of coronary heart disease and cardiovascular disease. The study suggests that even low doses of toxic chemicals pose a significant risk to cardiovascular health, highlighting the need for policymakers to take action to reduce p...
Men who believe they've won a competition experience increased testosterone levels, self-perceived attractiveness, and confidence in approaching women. This 'plasticity' allows their bodies to adapt quickly to suit a perceived change in social status.
Scientists discovered that gas bubbles rising to the surface can alter volcanic gas composition, which affects eruption forecasts. The findings also suggest a new pathway for chemical changes in gases during large-scale eruptions.
Researchers measured isotopes of water trapped in gypsum to determine changes in rainfall and relative humidity during the Maya downfall. Annual precipitation decreased by 41-54% and relative humidity declined by 2-7%. These findings support theories that drought contributed to the Maya civilization's collapse.
Researchers found a significant link between polycystic ovary syndrome (PCOS) and the risk of having an autistic child. Women with PCOS were 2.3% more likely to have an autistic child, compared to those without PCOS.
Researchers found a group of planets outside our solar system where chemical conditions similar to Earth's exist. These planets are in the habitable range and receive sufficient ultraviolet light from their host stars to kick-start life. The study identifies potential candidates, including Kepler 452b, that could support life development.
Researchers identified splicing as the earliest plant fibre technology for making thread in Early Bronze Age Britain and across Europe. This technology is fundamentally different from draft spinning and was previously unknown in Britain.
New class of materials has been identified that can be used to make batteries that charge faster. Lithium ions move through the materials at rates that exceed typical electrode materials, resulting in a much faster-charging battery. The researchers found that these materials, known as niobium tungsten oxides, do not result in higher en...
Researchers identified Shieldin, a protein complex that regulates DNA repair and may explain why some patients develop resistance to new anti-cancer drugs. The study's findings suggest that Shieldin levels can be used as a marker for identifying patients likely to respond poorly to PARP inhibitors.
Researchers from Cambridge University found no evidence of a trade-off between military spending and public services in the Middle East. The study challenges the 'guns versus butter' hypothesis, which suggested that prioritizing military spending led to neglect of health and education, sparking civil unrest.
Scientists at the University of Cambridge have successfully generated key life event in artificial mouse embryo created from stem cells. The team used three types of stem cells to reconstruct the process of gastrulation, a crucial step in embryonic development.
A new study reveals the ancient migration routes of barley cultivation across Eurasia, with distinct routes for different types of barley populations. The research uses genetic analysis of living crops to track the spread of barley, which was domesticated around 10,500 years ago in the Near East.
Studies of over 4,000 mothers found that male and female babies have different genetic profiles in their placentas, which affect the levels of spermine metabolites. Higher levels of a specific form of spermine were associated with increased risks of pre-eclampsia and poor fetal growth.
New research using ancient DNA from 8,000-year-old skeletons in Southeast Asia has resolved a long-standing controversy about the origins of the region's population. The study found that present-day Southeast Asian populations derive ancestry from at least four ancient populations, contradicting both competing theories.
Researchers found that early ocean organisms grew tall to disperse their offspring and colonize their surroundings. The study suggests that reproduction was the main reason life on Earth got big during the Ediacaran period.
Researchers developed a low-cost sensor made from semiconducting plastic that can measure critical metabolites in sweat, tears, saliva, or blood. The sensor offers higher sensitivity compared to traditional metal electrodes and can be easily modified to detect various metabolites.
Scientists found that a trapped air bubble, not the water droplet itself, causes the 'plink' sound produced by a dripping tap. Changing surface tension or adding dish soap can stop the sound. The study published in Scientific Reports could lead to more efficient ways to measure rainfall or develop realistic water sounds for gaming and ...
Researchers found that individuals living at high altitude have shorter lower arm segments but relatively similar upper arm and hand lengths compared to those living at low altitudes. This suggests the human body prioritizes energy allocation for growth, particularly in essential areas like manual dexterity.
A new algorithm detects subtle changes in arthritic joints using 3D CT images, outperforming current x-ray methods in sensitivity. This could lead to earlier osteoarthritis diagnosis and more accurate treatment assessments.
A team of Cambridge researchers has identified four key challenges in communicating policy options, including the need to balance detail and comprehensibility. They found that existing materials often oversimplify or overcomplicate issues, making it difficult for policymakers and citizens to make informed decisions.
A new test can identify patients in intensive care units who are at greatest risk of developing secondary infections, including those caused by antibiotic-resistant bacteria. The test uses markers on immune cells to create a 'risk profile' for individuals, which can help target therapies and improve the success of clinical trials.
A study by the University of Cambridge suggests that mothers' thoughts and feelings about their baby during pregnancy are associated with later interactions. Researchers analyzed data from 1,862 mothers and found a modest link between positive attitudes and sensitivity in parent-child interaction.
Researchers suggest smaller, controlled experiments could demonstrate vaccine effectiveness with as few as 200 animals. A larger-scale natural transmission experiment using vaccinated and unvaccinated cattle could provide robust evaluation of the efficacy and mode of action of vaccination.
Researchers have created a comprehensive genetic atlas of human plasma proteins, identifying nearly 2,000 genetic associations with almost 1,500 proteins. This discovery promises to aid in the development of new drugs and enhance our understanding of various diseases.
A new study suggests that the global economy is facing a potential $1-4 trillion loss in fossil fuel assets, regardless of climate policies. The 'carbon bubble' is expected to burst due to declining demand for fossil fuels and technological advancements in low-carbon technologies.
Research suggests that Indigenous peoples in Central and South America retain DNA from the northern branch, which originated from eastern Canada. The study reveals a 'reconvergence' of two ancestral branches around 13,000 years ago.
Researchers found that brain cholesterol triggers amyloid-beta protein clusters, a key player in Alzheimer's disease. The study suggests targeting cholesterol regulation as a potential treatment approach.
A new study discovered a 'feedback loop' in freshwater lakes where organic matter from plants suppresses methane production, while debris from trees and aquatic plants promotes its release. The findings suggest that changes in vegetation could lead to a doubling of lake emissions and exacerbate climate change.
A recent study published in PLOS ONE used Google Street View images to estimate walking, cycling, and other travel patterns in cities. The researchers found strong correlation with data from the 2011 census and Active People Survey, suggesting that Google Street View has great potential for understanding urban travel.
Hawking and Hertog propose a new theory that predicts the universe is finite and globally smooth, contradicting eternal inflation. They base their approach on string theory and holography, which describes the universe as a complex hologram.