Researchers at Princeton University have identified a crucial part of the mechanism by which C. elegans worms can help others avoid a pathogenic bacterium through a process involving a retrotransposon called Cer1. This finding suggests that Cer1 may give worms an advantage in their battle with pathogens.
A new innovation network will be formed by Princeton University and regional universities, aiming to accelerate the transformation of scientific discoveries into technologies that improve everyday lives. The hub will provide entrepreneurial training, mentoring, and resources to enable researchers to form startup companies.
A Princeton University-led research team discovered that water blisters on the surface of Greenland's high-elevation ice sheet can estimate transmissivity, a property characterizing the efficiency of water networks between ice and bedrock. The study found that transmissivity can increase by two orders of magnitude during the summer mel...
A Princeton University and McGill University study found that vaccine nationalism can increase COVID-19 cases and facilitate the emergence of novel variants. Increased vaccine-sharing resulted in reduced case numbers in low-access regions, highlighting the importance of equitable global distribution.
A team of scientists from Princeton University found that the Arctic Ocean's nitrogen supply is limited by strong stratification, preventing plankton growth and potentially affecting fish populations. The research used fossilized plankton to study the history of nitrogen sources and supply rates in the western and central Arctic Ocean.
Researchers at Princeton University and GFDL found that the Earth's energy balance sheet is out of equilibrium, leading to rising temperatures and extreme weather events. The study suggests that human activities are responsible for the observed changes in the energy imbalance.
A team led by M. Zahid Hasan discovered a new type of ordering in electric charge in a superconducting material with a kagome lattice structure. The researchers used advanced scanning tunneling microscopy to find evidence for topological-type charge order in AV3Sb5, a previously unknown pattern of electronic charge distribution.
A team of astrophysicists led by Luke Bouma has confirmed that one of these streams of stars, NGC 2516, extends at least 1,600 light-years -- 500 parsecs -- from tip to tip.
A new mechanism of condensation has been discovered in self-propelled particles, where they turn and move toward dense regions to accumulate. This finding challenges the traditional understanding of condensation, which relies on attractive forces between molecules.
Experimental results provide hard evidence for spin-charge separation in electrons, a long-theorized concept by Philip Anderson. The study confirms the presence of spinons, which are thought to be composed of two particles: one bearing negative charge and another containing spin.
Researchers emphasize the need for material advances in quantum computing hardware to create complex qubits. The study explores various materials and proposes strategies for tackling technological challenges. Sophisticated control of these materials is crucial for achieving quantum advantage.
Research by Matthew Panichello and Timothy Buschman found that attention and working memory share the same neural mechanisms, with neurons in the prefrontal cortex controlling both. This allows for dynamic transformation of memories to guide behavior, like rotating a paper to read text.
A new invention uses sunlight to drive water purification, filtering out lead, oil and pathogens from contaminated water. The device can operate off-grid and is cost-effective and environmentally friendly.
Researchers at Princeton University have discovered how five cellular proteins contribute to the formation of covalently closed circular DNA (cccDNA) from relaxed circular DNA (rcDNA), a crucial step in HBV's life cycle. This finding provides potential strategies for developing new treatments for chronic HBV infection.
Researchers at Princeton University have discovered a new organelle involved in cancer metastasis, which was found through the study of liquid-liquid phase separations. The newly identified organelle plays a key role in regulating the Wnt signaling pathway and is essential for the progression and spread of cancer.
A Princeton University and McGill University study found that delaying second COVID-19 vaccine doses reduces case numbers in the short term. However, longer-term case burden and potential viral escape from immunity may depend on the strength and duration of immune responses generated by natural infections or one to two vaccine doses.
A recent analysis of CMIP6 climate models found that those with high climate sensitivity do not provide a plausible scenario of Earth's future climate. Models with lower climate sensitivity are more consistent with observed differences in temperature between the northern and southern hemispheres.
The study reveals that mutations in histones can disrupt nucleosome remodeling, contributing to the development or progression of various human cancers. Researchers identified key sites and mutations affecting chromatin structure and stability, which may play a role in cancer progression.
The new online tool provides a nuanced understanding of the pandemic's impact across sub-Saharan Africa, accounting for regional risk factors and varying healthcare access. The study reveals that different drivers of viral spread, such as connectivity and chronic diseases, significantly affect local outbreak trajectories.
A study by Princeton University researchers found that relaxed control measures during the summer months are the biggest factor driving wintertime COVID-19 outbreaks. Climate and population immunity play smaller roles in the current pandemic phase.
Researchers discovered that liquid-like proteins form condensed phases with liquid properties, similar to morning dew on a spiderweb. The phase separation is driven by a hydrodynamic instability and affects microtubule branching in cells.
A Princeton University team has discovered a new polybutadiene molecule that can be depolymerized under certain conditions, enabling the creation of chemically recyclable plastics. The material, named (1,n'-divinyl)oligocyclobutane, exhibits intriguing properties such as telechelic functionality, thermal stability, and high crystallinity.
Physicists at Princeton University have observed quantum oscillation in an insulator, a phenomenon typically seen in metals. The discovery hints at the existence of neutral fermions and challenges the long-held distinction between metals and insulators.
Researchers at Princeton University discovered Weyl nodes in bulk CoS2, enabling predictions about its surface properties. The material hosts Fermi-arc surface states, which may enable exotic phenomena and places it among materials candidates for use in spintronic devices.
The Borexino detector successfully detected CNO neutrinos, revealing the final secret of our sun's fusion cycle. The detection confirms predictions that carbon and nitrogen catalyze hydrogen burning, releasing these 'ghost particles' that provide insight into the sun's interior.
Researchers create magic-angle twisted bilayer graphene to explore interacting electrons' surprising phases of matter. They discovered the creation of unexpected and spontaneous topological states, including topological insulators with free-moving edge electrons.
Research suggests that changes in Antarctic Ocean surface waters stored more CO2 in the deep ocean during ice ages. Diatom fossils provided evidence of reduced wind-driven upwelling, linking it to climate cooling and atmospheric CO2 drawdown. This discovery brings scientists closer to understanding the origin of ice ages.
Researchers from Princeton University's Scholes Group discovered quantum vibrations play a crucial role in ultrafast electron transfer reactions. The study uses ultrafast laser spectroscopy to show that vibrations provide channels for the reaction to occur, and an extra vibrational wavepacket appears in the product state.
Researchers discovered that plants adjust their root investment when planted with neighbors, reducing overlap to minimize competition. The study suggests a balance between aboveground and belowground resource use is key to understanding carbon deposition and optimizing food production.
Researchers discovered how EPYC1 protein links together Rubisco holoenzymes in the pyrenoid matrix, allowing access for repair proteins. This finding solves a longstanding mystery and provides insights into optimizing crop growth rates through genetic engineering.
Researchers have discovered how the algal pyrenoid, a critical component in carbon fixation, is assembled. A sequence of amino acids, or motif, guides the proteins to the pyrenoid, allowing it to form and function correctly. This discovery sheds light on a long-standing mystery in scientific research.
Researchers tracked brain activity and pupil dilation of basketball fans watching March Madness games to understand how the brain processes surprise. They found that shifts in brain activity only occurred when the outcome contradicted the fan's current beliefs.
Researchers at Princeton University discovered how forest-dwelling bacteria cooperate to build fruiting bodies when food is scarce, using the physics behind fingerprint patterns and topological defects. The study reveals new insights into the physics-biology intersection and highlights the value of interdisciplinary collaboration.
The team observed the nebula with two different spectrographs on large telescopes, finding that the central star is inflated and signatures of accretion are present. The data suggest a merging binary star system, offering a clear view of the central stellar remnant.
Researchers at Princeton University have identified a new protein involved in the assembly and maintenance of the outer membrane of Gram-negative bacteria. The discovery sheds light on the complex process of transporting phospholipids between membranes, a critical step in preventing bacterial infection.
Researchers at Princeton University found that non-pharmaceutical interventions during the COVID-19 pandemic may delay but not prevent future outbreaks of respiratory infections. These delays could lead to large outbreaks when NPIs are lifted, posing a significant public health risk.
Professor Robert Prud'homme at Princeton University has been awarded the inaugural Dean for Research Award for Distinguished Innovation for his invention of flash nanoprecipitation, a technique that promises to improve drug delivery. The award recognizes Prud'homme's innovative approach to solving critical challenges in society.
Researchers at Princeton University developed a unique installation, LightVault, using robotic strength and precision to reduce resource use. The structure's doubly curved design improved its structural efficiency by reducing material requirements.
A study by Princeton and Mpala scholars found a significant increase in obesity, diabetes, and cardiovascular illnesses among Turkana people who shifted from an animal-based diet to one rich in carbohydrates. The researchers attributed this 'mismatch' between the diet and human evolution to the drastic change in lifestyle.
A marmoset monkey study found a link between friendly behavior and physical domestication traits, such as a white fur patch on their forehead. The research shows that increased parental vocal responses can accelerate the development of both vocalizations and facial fur coloration in infants.
New research suggests climate change could lead to fewer sunny days for hot regions, impacting solar power production. Increased atmospheric moisture and aerosols may result in a decrease in solar radiation and an uptick in cloudy days, particularly in arid regions like the Middle East and American Southwest.
A large-scale study of over half a million people in India reveals that only 8% of infected individuals account for 60% of new COVID-19 cases. Children and young adults play a crucial role in transmitting the virus, especially within households.
Researchers from Princeton will help lead a project to simulate the nation's natural groundwater system using artificial intelligence, improving hydrologic forecasting and water management. The project combines data science, machine learning, and hydrology to predict how much groundwater is available and its impact on extreme events.
A study by Princeton researchers projects that a vaccine capable of eliciting strong immune responses can substantially reduce future COVID-19 cases. The study found that the nature of immune responses affects clinical outcomes and the burden of severe cases, with stronger immunity reducing future burdens.
Researchers found that worms can 'read' the small RNA of a pathogen and evolve a response to stay healthier, creating a nascent adaptive immune system. The small RNA, P11, is absorbed by the worm intestine and then passed on to subsequent generations.
Scientists have identified enzymes ASB13 and USB20 that regulate the recycling of a dangerous protein called SNAI2, which helps cancers metastasize. Targeting these enzymes may provide a way to control SNAI2's aggressiveness and prevent cancer progression.
Researchers at Princeton University discovered that microbial community diversity increases when nutrients are seasonally available, contradicting a long-held assumption. The study found that certain species, known as the 'early bird,' can gain an early growth advantage by consuming easily accessible nutrients and outcompeting others.
Researchers at Princeton University have discovered a small molecule named Streptosactin, which exhibits fratricidal activity in the human microbiome. This is the first time a small molecule has been found to kill its own kind.
A new platform for stereocontrol has been developed by Princeton University's MacMillan and Hyster labs, enabling the dynamic rendering of traditionally static stereocenters. This breakthrough allows for more efficient synthesis of complex molecules with specific stereochemistry.
The Co-Design Center for Quantum Advantage (C2QA) will develop quantum technologies to serve as the platform for future computing innovations. Princeton faculty members, including Andrew Houck and Nathalie de Leon, will lead major leadership roles in the center.