Astronomers using the W. M. Keck Observatory have discovered a relic cloud of gas from the Big Bang, providing new information about how the first galaxies formed and offering clues to the universe's early structure.
Researchers mapped the regions of the brain in electric fish, finding that the cerebellum is bigger than expected and associated with their use of weak electric discharges. The study challenges the idea that big brains always mean big cerebellums, suggesting alternative explanations for brain evolution
Whales and dolphins use a narrow beam of high intensity sound to find food in dark or murky waters; size affects the ability to focus this sense.
The Microbiome Search Engine (MSE) enables fast comparison of microbiomes by searching for structurally or functionally similar microbes. MSE proposes innovative evaluation indices to measure microbiome novelty and impact, providing a bird's eye view of the microbiome data universe.
The University of Copenhagen has received a grant to upgrade its ALICE and ATLAS detectors, allowing for increased collisions and the discovery of new particles. The upgrades aim to unveil the remaining 95% of the universe's substances, which are currently provisionally understood.
A recent study found that cancer stem cells rely on amino acids for energy, rather than glucose, and this difference makes them susceptible to targeting without harming healthy cells. Researchers have already shown promise with this approach in clinical trials against acute myeloid leukemia, with potential applications to other cancers.
Dr. M. Brandon Westover has been awarded a two-year, $300,000 BIG Award to develop methods to track brain aging by monitoring brain rhythms during sleep. The goal is to create a low-cost marker of brain age that may help identify individuals at risk of age-related cognitive impairment.
Dr. Peter Adams has been awarded a two-year $300,000 Glenn Foundation for Medical Research Breakthroughs in Gerontology (BIG) Award to investigate chromatin misfolding causes of aging. The award aims to support research that leads to a greater understanding of biological aging and its treatment.
Two experiments at TU Wien and Heidelberg University demonstrate that disequilibrium processes in quantum systems belong to universality classes, behaving identically. This allows for indirect study of inaccessible quantum systems like the Big Bang.
Researchers developed a new model to calculate optimal hunting thresholds, taking into account population growth rates and environmental fluctuations. The 'bang-bang' approach is proposed as the most effective strategy to control animal populations and reduce extinction risk.
An international team of astronomers has discovered a massive galaxy proto-supercluster, Hyperion, in the early universe, just two billion years after the Big Bang. The supercluster has a complex structure with at least seven high-density regions connected by filaments of galaxies.
A study by Aarhus University researchers reveals that men's political attitudes towards inequality are influenced by their physical strength, not logic or reason. The results suggest that strong men are more likely to support unequal societies, as it aligns with their instinctual desire for status and resource control.
Researchers from Instituto de Astrofísica de Canarias have discovered a star with an atmosphere devoid of metals, which is believed to be one of the oldest objects in the Milky Way. The study provides valuable information about the origin of the universe and the formation of the first stars.
Researchers used the n_TOF facility to explore a neutron channel that could increase the destruction rate of Be-7 and resolve the Cosmological Lithium Problem. However, the results indicate that neutron channels alone are not enough to resolve the issue, leaving scientists with additional challenges to address.
A study from the University of Bonn confirms that galaxy clusters formed too slowly than expected, potentially requiring a rework of current theories. The researchers will analyze their data in greater detail to confirm whether the standard model needs to be revised.
Researchers have successfully observed a Lyman-alpha transition in antihydrogen, a key milestone towards cooling and manipulating antimatter. The achievement uses laser pulses to manipulate the antihydrogen atoms and could lead to precision spectroscopy and gravity measurements.
The review identified gaps in using technologies, with a lack of information on extreme temperatures and flooding. Despite limitations, big data and ICT hold promise for potential solutions to harness diverse and chaotic data in disasters.
A team of Chinese astronomers has discovered the most lithium-rich giant known to date using the LAMOST telescope. The star's lithium abundance is approximately 3,000 times higher than that of typical giants, providing valuable insights into the universe's evolution and Big Bang theory.
Researchers discovered a vast store of subducted carbon beneath eastern China, contributing to the formation and thinning of the North China craton. The study suggests that recycled carbonates played a crucial role in the lithospheric thinning process, leading to the creation of a 'big mantle wedge' structure.
A team of researchers has discovered the last reservoir of ordinary matter hiding in the universe, located in the space between galaxies. The finding is significant as it fills in the gap of about 30% of missing baryons predicted by theorists.
The ZPID Twin Conference brought together over 150 participants to discuss Big Data in Psychology and Research Synthesis. Keynote speakers highlighted the importance of psychology's theoretical strength in addressing big data challenges, while also emphasizing the need for innovative methods and tools for research synthesis.
PlinyCompute is a system designed for developing high-performance big data codes, offering faster implementation of complex object manipulation and library-style computations compared to Spark. The platform was developed by Rice University's DARPA-funded Pliny Project team, which aims to create sophisticated programming tools using mac...
A new model proposes that dark inflation drove the early universe's expansion and predicts the detectability of primordial gravitational waves. The model provides a precise chronology of events during the first moments after the Big Bang.
A team of international astronomers has detected oxygen in a galaxy 13.28 billion light-years away, revealing that stars formed at an unexpectedly early stage in the universe's history. The discovery provides insight into the formation of galaxies and sheds light on the 'cosmic dawn' era.
Astronomers detected a faint signal of oxygen 13.28 billion light-years away using ALMA, indicating mature star formation in a young galaxy. The observation suggests stars formed 250 million years after the Big Bang.
An international team of astronomers used ALMA to observe a distant galaxy called MACS1149-JD1, detecting ionised oxygen emitted 13.3 billion years ago. This signal indicates that even earlier generations of stars existed in the galaxy, pushing back the frontiers of the observable Universe.
Astronomers discover faint signal of oxygen in galaxy MACS1149-JD1, which is 13.28 billion light-years away and contains chemical maturity that suggests stars were forming as early as 250 million years after the Big Bang. This detection pushes back our understanding of cosmic dawn and the earliest phases of star formation.
The Big Bell Test project, which involved over 100,000 participants worldwide, confirmed the predictions of quantum physics by overcoming Bell's limit. This achievement demonstrated the power of global networks in cutting-edge scientific research and paved the way for secure communications that are impossible to intercept.
A team led by Chen-Yu Liu from Indiana University developed an experiment to accurately measure neutron decay rates. The use of a 'magneto-gravitational trap' eliminates the risk of interference, allowing for highly precise measurements and new insights into the universe immediately after the Big Bang.
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.
Hawking's final theory on the origin of the universe predicts a simpler and finite universe, contradicting the prevailing theory of eternal inflation. The new theory, developed by Hawking and ERC grantee Thomas Hertog, proposes that the universe is reasonably smooth and globally finite.
Astronomers have observed a colossal cluster of galaxies for the first time, containing at least 14 galaxies packed into an area four times the diameter of the Milky Way's galactic disk. The cluster is churning out stars at an incredible pace, with rates ranging from 50 to 1,000 times higher than expected for solitary galaxies.
The James Webb Space Telescope has the potential to observe the first stars in the universe, which formed about 200-400 million years after the Big Bang. The telescope can capture light from single stars with a massive amount of gravitational lensing, amplifying it up to 10,000 times.
A new calculation predicts the maximum bandwidth of the universe, a fundamental limit on change speed. The study builds on satellite-based CMB measurements, aiming to reveal the fastest thing in the universe - the Big Bang.
A new study reveals that the origins of dinosaurs were triggered by a crisis mass extinction event 232 million years ago. The Carnian Pluvial Episode led to repeated extinctions and a surge in global warming, acid rain, and climate perturbations.
The FraudBuster approach uses proactive risk prediction at the underwriting stage to identify unprofitable drivers who are likely fraudulent risks. This novel method can help insurers reduce fraud in high-risk markets, such as the automobile insurance market.
Astronomers have discovered the most distant star ever observed, existing only 4.4 billion years after the Big Bang, using gravitational lensing with the Hubble Space Telescope. The light from the star was magnified 2000 times, allowing for its detection.
Aquatic mammals are bounded by need to retain heat and difficulties gathering food, limiting their size. The study found that smaller ancestors like dog relatives increased in size more than larger ancestors like hippos to reach an optimal weight of around 1,000 pounds.
Stanford researchers found that aquatic mammal size is bounded by the need to retain heat and difficulties getting enough food. The group analyzed body masses for over 3,800 species and found a convergent evolution toward around 1,000 pounds.
Physicists Sebastian Deffner and Anthony Bartolotta developed techniques for describing the thermodynamics of very small systems with high energy, which could lead to a better understanding of the birth of the universe. They found that in their model system, the system was more likely to return multiple particles upon sending in just one.
Researchers analyzed unique data from high-energy proton collisions to understand the mechanism of hadronization. They found evidence of a quark-gluon plasma exhibiting liquid-like properties, which can help improve our understanding of particle physics and the universe's early moments.
Researchers from MIT and Arizona State University have detected faint signals of hydrogen gas from the primordial universe, tracing them back to just 180 million years after the Big Bang. The discovery indicates that the first stars may have started turning on around this time, causing hydrogen atoms to absorb background radiation.
Researchers using a unique radio antenna detected a clear signal from the earliest stars in the universe, revealing the formation of these massive, blue, and short-lived stars within 180 million years of the Big Bang. The discovery provides new insights into the early universe's mysteries and potential connections to dark matter.
Narlikar shares personal reminiscences on the evolution of cosmology over six decades, highlighting the increase in confidence in the standard model. However, he also notes that this model lacks independent observational support and an established theoretical base.
A team from Lehigh University's Industrial and Systems Engineering department participated in a workshop on big data optimization algorithms, theory, applications and systems. Researchers presented their work on Interior Point Methods, machine learning methodologies, and other topics relevant to big data analytics.
Researchers have discovered swirling gas motion in early galaxies, which spun like a whirlpool similar to the Milky Way. The galaxies, observed nearly 13 billion years ago, were found to be forming stars at a higher rate than expected, yet retaining order and appearing well-regulated despite their small size.
A new collection of articles explores the role and risks of bots in influencing public opinion and political elections. Researchers examine approaches to detect and control bots, their impact on recent elections, and potential methods for automation identification of bot activity.
Observations of two massive galaxies using ALMA radio telescope reveal they formed 780 million years after the Big Bang, challenging previous understanding. The discovery provides new insights into galaxy formation and dark matter's role in assembling large structures.
A team of astronomers has detected the most distant supermassive black hole ever observed, measuring around 800 million times the mass of our sun. The black hole's extreme size is puzzling, as the universe was not old enough to create such a massive object just 690 million years after the Big Bang.
A team of astronomers discovered the most-distant supermassive black hole ever observed, located in a luminous quasar and emitting light from 5% of its current age. The black hole has a mass 800 million times that of our Sun, posing a challenge to theories of supermassive black hole growth.
Astronomers find two giant galaxies from the Big Bang era, forming stars at record rates and surrounded by massive dark matter halos. Their rapid star formation is triggered by close encounters with smaller companions.
Researchers have discovered two colossal galaxies from the early universe, each containing around 273 billion suns' worth of gas and dust. The combined mass of these galaxies is nearly as large as physically possible at that time, suggesting a vast amount of dark matter surrounding them.
Researchers propose using gravitational wave experiments to detect merger events at redshifts greater than 40, which could indicate the presence of primordial black holes or non-Gaussianity in the early universe. A detection would bolster theories about dark matter, while a non-detection would cast doubt.
Researchers found a strong inverse relation between magnetic field strength and star formation rate in molecular cloud complexes. This suggests that magnetic fields slow down or stop the collapse of gas clouds to form stars, leading to fewer massive stars in galaxy centers.
Brazilian researcher Juliano Cesar Silva Neves challenges the standard cosmological model by proposing the elimination of the spacetime singularity and the possibility of a prior contraction phase. The current expansion may be preceded by contraction, with potential vestiges still present in the universe.
Researchers developed a tool to help users cloak their identity and avoid certain types of inferences drawn about them based on their social media behavior. The 'cloaking device' can significantly reduce the predictive value of online information used for targeting.
A critical review of existing literature reveals that social media big data can be used to monitor and intervene on behalf of people with drug addiction and abuse problems. Researchers have developed an evidence-based framework to inform future social media-based substance use prevention and recovery programs.
The Data Science Institute developed a novel statistical method to measure predictivity in big data analysis. The approach allows researchers to compare their predictions to a theoretical baseline, enhancing accuracy. The team will help the New York City Department of Transportation assess complex social problems using big data sets.
Astronomers have detected the second most distant star-forming galaxy in the universe, born 12.8 billion years ago, using the Large Millimeter Telescope (LMT). The galaxy is one of the first massive galaxies to form and was observed with high precision using millimeter waves.
A new cosmic picture of the universe's history shows a close agreement with previous findings, leaving little room for new physics that could reveal dark matter and dark energy. The results support the standard model of Big Bang cosmology, but scientists remain hopeful that new observations will offer clues about what lies beyond.