Fruit flies use a unique toggle-switch in their brains to switch between solo and mating songs, exchanging information through dialogue. Researchers decoded the tiny brains' behavior using neural imaging and AI, providing insights into complex brain decision-making.
A new method, M3-seq, has been developed to study the gene expression patterns of individual bacteria with unprecedented detail. This approach enables researchers to identify rare bacterial populations and profile phage infection, shedding light on complex biological phenomena.
A Princeton University-led team has captured the precise microscopic behavior of interacting electrons that give rise to insulating quantum phase in magic-angle twisted bilayer graphene. The study uses scanning tunneling microscopy and achieves pristine samples, allowing for high-resolution images of materials.
Researchers find that viruses, like bacteriophages, can eavesdrop on bacterial communication and switch from chill mode to kill mode in response to chemical signals. The study reveals tools that control this strategy and demonstrates its abundance, providing new insights into viral behavior.
Princeton researchers used data from NASA's Parker Solar Probe to determine that a catastrophic event, such as a high-speed collision or gaseous explosion, likely created the Geminids meteoroid stream. This is in contrast to most meteor showers, which originate from comets emitting tails of ice and dust.
Researchers from the Atacama Cosmology Telescope collaboration have created a groundbreaking new image that reveals the most detailed map of dark matter distributed across a quarter of the entire sky. The study confirms Einstein's theory of how massive structures grow and bend light, supporting the standard model of cosmology.
The Princeton-led team measured the dark matter's 'clumpiness,' finding a value of 0.776 that conflicts with the Cosmic Microwave Background's value of 0.83. The discrepancy suggests the standard model might be incomplete or has an error, prompting further investigation.
Princeton Chemist Salvatore Torquato and astrophysicist Oliver Philcox applied statistical mechanics to find similarities in galaxy distribution across length scales. They used new descriptors to characterize structural data, revealing a correlated disorder in the spatial relationships between galaxies.
Researchers found that primary cancer tumors have a sluggish conversion of nutrients to usable cellular energy, conserving energy for growth and metastasis. The discovery has vast implications for anti-cancer strategies, directing attention to slow energy metabolism.
Princeton researchers have achieved a major breakthrough by microscopically studying molecular gases at a level never before achieved. The team cooled molecules to ultracold temperatures, observed individual molecules with high spatial resolution, and detected subtle quantum correlations, opening up new avenues for many-body physics re...
Scientists found the Bering Land Bridge was flooded until 35,700 years ago, with its full emergence occurring shortly before human migration to the Americas. The study's findings suggest a less direct relationship between climate and global ice volume, casting doubt on some explanations for ice age cycles.
Researchers have observed an exoplanet whose orbit is decaying around an aging star, providing the first look at a solar system this late in its life cycle. The doomed world, Kepler-1658b, has less than 3 million years left before colliding with its expanding star.
Researchers at Princeton University's Hecht Lab discovered a de novo protein that catalyzes the synthesis of quantum dots at room temperature. This breakthrough opens doors to making nanomaterials in a more sustainable way, with potential benefits for the environment.
Princeton University researchers found that mask-wearing and social distancing reduce respiratory disease spread in the short term but do not guarantee long-term benefits. Vaccination successfully limits return epidemics, whereas sustained NPIs can lead to increased susceptibility and eventual outbreaks.
Researchers clarify key aspects of thermal Hall effect in magnetic insulator, reaching novel conclusions and advancing understanding of topological quantum matter. The study utilizes ruthenium chloride to demonstrate the first example of a magnetic insulator exhibiting the thermal Hall effect from quantum edge modes.
Researchers at Princeton University have identified a multi-step biosynthetic pathway that transforms a biologically inert peptide into structurally complex antibiotics, called enteropeptins. Enteropeptins exhibit narrow-spectrum activity and inhibit the growth of specific bacteria, such as Enterococcus.
Physicists have observed novel quantum effects in a topological insulator at room temperature, opening up new possibilities for efficient quantum technologies. This breakthrough uses bismuth-based topological materials to bypass the need for ultra-low temperatures.
Researchers at Princeton University found that mice who displayed defensive behaviors after a stressful event were more resilient. They also discovered that activating dopamine while fighting back reinforced resilience, a finding that could potentially inform strategies for building human resilience.
Researchers at Princeton University have discovered a biosynthetic pathway that incorporates selenium into microbial small molecules, marking the first time such atoms have been uncovered in natural products. This breakthrough suggests that selenium may have a more important biological role in bacteria than previously assumed.
A team of researchers from Princeton University and the Broad Institute created a fast, accurate, and equipment-free diagnostic test for COVID-19. The test uses CRISPR technology to detect SARS-CoV-2 variants and can be performed at home without special equipment, improving sensitivity and specificity compared to existing tests.
The Princeton Sorensen lab has developed a concise synthesis of pleurotin, a molecule with potential therapeutic properties as an anti-cancer agent and antibiotic. The new synthesis reduces the total number of steps needed from 26 to 13, making it a promising lead for expanding the class of pleurotin-based anticancer agents.
Researchers at Princeton University used artificial intelligence to simulate ice formation by individual atoms and molecules with quantum accuracy. This breakthrough enables tracking of hundreds of thousands of atoms over longer timespans than previous simulations.
Researchers found that socially isolated bumblebees exhibited an increase in affiliative behavior, unlike expected aggression. The brain development of isolated bees showed similarities with group-reared bees, suggesting controlled chaos in the absence of social environment.
Megalodon and its ancestors were at the highest trophic level in prehistoric marine food webs, consuming other predators and large prey. The team measured nitrogen isotopes in shark teeth to determine their trophic levels, revealing a complex food web with multiple apex predators.
A giant tortoise from the Fernandina Island species, believed extinct for over a century, has been confirmed alive through genetic sequencing. The discovery opens up new questions about its evolutionary relationship to other Galápagos tortoises and provides hope for conservation efforts.
Researchers create a new electronic phase with stacked layers of tungsten ditelluride, challenging current theory on electron interaction in metals. The experiment reveals electrons behaving as if they were in a single dimension, creating a new type of metallic state.
Researchers at Princeton University have discovered that electrons in a crystal exhibit linked and knotted quantum twists, raising questions about the quantum properties of electronic systems. The study brings together ideas in condensed matter physics, topology, and knot theory to create a new understanding of quantum mechanics.
Researchers at Princeton and Northwestern universities developed a computational model of the pyrenoid, identifying key features needed for enhanced carbon fixation in plants. The study suggests that engineering a pyrenoid-like ability could improve crop growth rates and mitigate food insecurity.
Researchers at Princeton University demonstrate how specialized genetic sequences coordinate gene expression during early fly embryonic development. Tethering elements bring distant genes together in three-dimensional space, facilitating their co-expression.
Researchers discovered that mosquito brains use a surprisingly simple mechanism to recognize human odor, involving just two nerve centers. The team identified the specific compounds decanal and undecanal as key components of human scent, which are also present in other mammal odors.
A study by Princeton University researchers predicts that unchecked global emissions will lead to a mass extinction of marine life, with tropical waters experiencing the greatest loss of biodiversity. The study found that reversing greenhouse gas emissions could reduce the risk of extinction by more than 70%.
A study found that listeners in Arkansas and Michigan imagined similar stories, while those in China envisioned unique narratives. The results suggest that music can generate shared experiences despite cultural differences.
Researchers at Princeton University have achieved an unprecedented level of fidelity in two-qubit silicon devices, paving the way for the use of silicon technology in quantum computing. The study's findings suggest that silicon spin qubits have advantages over other qubit types, including scalability and size limitations.
A new study by Princeton University researchers reveals that macrophages, a type of immune cell, are crucial in the early immune response to SARS-CoV-2. The study used humanized mice with human lung tissue and blood stem cells to investigate the role of macrophages and identified specific genes associated with an effective antiviral re...
A global synthesis of modeling and observational data co-led by Princeton's Laure Resplandy details the complex interplay between streams, rivers, lakes, groundwater, estuaries, and more in storing and transporting carbon. The study has significant implications for enforcing international climate accords.
Researchers at Princeton University have developed a method to generate less-stable olefins from internal olefins catalytically, utilizing photocatalysis and chromium co-catalysis. This innovation allows for the conversion of internal olefins into terminal olefins, which are useful starting points in various chemical processes.
Researchers use scanning tunneling microscopes to visualize electrons in graphene, discovering crystal structures that exhibit spatial periodicity corresponding to quantum superposition. These findings shed light on the complex quantum phases electrons can form due to their interactions.
Researchers identified two classes of DNA elements: tethering and insulators, which work together to regulate gene expression. Tethering elements facilitate timely activation by bringing enhancers close to target genes, while insulators prevent interference between neighboring genetic loci.
The Dog Aging Project is a groundbreaking study that has enrolled over 32,000 dogs to understand the aging process. Researchers are using this dataset to identify biomarkers of canine aging and potential genetic factors contributing to exceptional longevity, which they hope will translate to human health.
Researchers have discovered a natural nanostructure in birds that produces iridescent shimmer, finding an evolutionary tweak in feather nanostructure that has more than doubled the range of iridescent colors. This insight could inspire new materials that capture or manipulate light.
Researchers found that certain bacteria in the human microbiome can produce an enzyme called acarbose kinase, which renders acarbose inactive. This enzyme is present in three major categories of oral and gut bacteria and may make people resistant to the antidiabetic drug.
Polarization in politics and social networks is a complex system that undermines cooperation and diversity, threatening democracy's resilience. The studies examine how polarization arises from individual actions and interactions, leading to a loss of diverse perspectives and solutions.
Researchers at Princeton University have discovered a new compound that can disable the MTDH gene, which is essential for cancer progression and metastasis. The compound shows promise in treating major human cancers, including breast, prostate, lung, and colon cancers.
Researchers at Princeton University developed a novel method called Repair-seq to understand genome editing tools, revealing complex mechanisms of DNA repair. This work improves the CRISPR gene-editing method by identifying new pathways and optimizing systems.
Researchers discovered a resemblance between magic graphene's superconductivity and high-temperature superconductors, shedding light on the mysterious ceramic compounds. The study provides evidence for unconventional superconductivity in magic bilayer graphene.
Researchers found that people's pupils dilate more in response to metaphors than to literal or concrete statements. The study suggests that everyday metaphors, often considered clichés, play a significant role in engaging our brains and conveying richer meaning.
Researchers found that advocating for a public health position while also encouraging mindfulness helped participants comply with guidelines and sought out vaccination appointments. The study aimed to address the issue of inconsistent behavior among those who already agree with vaccines being good, but find excuses to not get vaccinated.
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...