The PRIYA simulation suite provides a new model for simulating large-scale structure in the universe, constraining cosmological parameters and dark matter. The study confirms the σ8 tension between CMB measurements and weak lensing, with implications for understanding the universe's evolution billions of years after the Big Bang.
SourceUniversity of Texas at Austin·JournalJournal of Cosmology and Astroparticle Physics·TypeComputational simulation/modeling·DateDec 20, 2023
Researchers from Universities of Bonn and St. Andrews propose an alternative theory of gravity as the cause of the discrepancy in measured values of the Hubble-Lemaitre constant. This 'modified Newtonian dynamics' (MOND) theory predicts the existence of regions with lower matter density, which would explain the observed deviations.
SourceUniversity of Bonn·JournalMonthly Notices of the Royal Astronomical Society·TypeComputational simulation/modeling·DateDec 1, 2023
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.
Researchers Till Sawala and Peter Johansson propose that frequent interactions and mergers within the Supergalactic Plane lead to elliptical galaxies, while isolation outside the plane preserves spiral structure. The team's simulation is consistent with observations, supporting the standard model of dark matter.
SourceUniversity of Helsinki·JournalNature Astronomy·TypeComputational simulation/modeling·DateNov 20, 2023
New study finds that neglecting gravitational lensing in CMB polarization analysis leads to statistically rejected theories and biased model parameters. Researchers develop tool for correcting gravitational lensing effects, paving way for future missions to reveal nature of dark matter and dark energy.
SourceKavli Institute for the Physics and Mathematics of the Universe·JournalPhysical Review D·DateNov 2, 2023
Researchers have carried out the largest ever computer simulations to investigate the Universe's evolution, taking into account ordinary matter and dark energy. The FLAMINGO simulations provide a detailed picture of virtual galaxies and galaxy clusters, allowing for comparisons with observations from new high-powered telescopes.
SourceDurham University·JournalMonthly Notices of the Royal Astronomical Society·TypeComputational simulation/modeling·DateOct 24, 2023
The discovery of FRB 20220610A confirms that fast radio bursts can be used to measure the 'missing' matter between galaxies, providing a new way to weigh the Universe. The burst is also one of the most energetic ever observed, releasing energy equivalent to our Sun's total emission over 30 years.
Researchers propose that black holes can exist in equilibrium as 'perfect pairs' within an ever-expanding Universe. This concept challenges traditional understanding of black hole behavior and interactions.
SourceUniversity of Southampton·JournalPhysical Review Letters·TypeData/statistical analysis·DateOct 19, 2023
GQ GMC-500Plus Geiger Counter
GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.
A Northwestern University-led team of astrophysicists has discovered that young galaxies appear brighter than anticipated due to irregular bursts of star formation. This finding explains the puzzling appearance of massive galaxies too soon after the Big Bang, fitting within the standard model of cosmology.
SourceNorthwestern University·JournalThe Astrophysical Journal Letters·TypeComputational simulation/modeling·DateOct 3, 2023
A new method using colliding neutron stars may help resolve the discrepancy in measuring the universe's expansion rate. By analyzing the symmetry of kilonovae, astronomers can calculate distances to galaxies more accurately than current methods.
SourceUniversity of Copenhagen - Faculty of Science·JournalAstronomy·TypeObservational study·DateOct 2, 2023
Researchers used supercomputer simulations to model possible collisions between precursor icy moons and discovered that an impact could scatter the right amount of ice into Saturn's Roche limit, forming its iconic rings. The study suggests a massive collision occurred around 200 million years ago, creating the remarkably young and almo...
SourceDurham University·JournalThe Astrophysical Journal·TypeComputational simulation/modeling·DateSep 26, 2023
A new study reveals that a massive galaxy cluster collision at half the Universe's current age is inconsistent with the standard Lambda-cold dark matter (ΛCDM) model. The El Gordo cluster, with a mass 2000 trillion times that of the Sun, challenges the theory's predictions for structure formation and galaxy evolution.
SourceUniversity of St. Andrews·JournalThe Astrophysical Journal·TypeComputational simulation/modeling·DateSep 13, 2023
Apple Watch Series 11 (GPS, 46mm)
Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.
University of Michigan researchers found that large cosmic structures grow at a rate slower than expected, with dark energy accelerating the universe's expansion having an opposite effect on structure growth. This discovery challenges the standard model and addresses the S8 tension in cosmology.
SourceUniversity of Michigan·JournalPhysical Review Letters·DateSep 11, 2023
Researchers propose using gravitational wave searches to detect dark matter through neutron star effects. The study forecasts constraints on heavy dark matter particles within the next decade, offering a potential tool for testing dark matter theories.
SourceTata Institute of Fundamental Research·JournalPhysical Review Letters·DateAug 30, 2023
Researchers at Ohio State University have developed a new framework for studying neutrino self-interactions using supernovae. They found that in the burst case, unprecedented sensitivity to neutrino self-interactions is possible even with sparse data from SN 1987A and conservative analysis assumptions.
SourceOhio State University·JournalPhysical Review Letters·DateAug 15, 2023
Researchers develop new algorithm to effectively investigate long-range interacting systems, reducing runtime from quadratic to linear with system size. The new method opens up new questions and applications in nonequilibrium processes, including phase separation and structure formation in cosmology and solid state physics.
SourceUniversität Leipzig·JournalPhysical Review·TypeComputational simulation/modeling·DateJul 27, 2023
SAMSUNG T9 Portable SSD 2TB
SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.
The galaxy NGC 1277, a massive relic galaxy, has been found to lack dark matter, contradicting current cosmological models. The team used integral field spectrograph observations to determine the mass distribution within the galaxy, revealing that it is solely composed of stars.
SourceInstituto de Astrofísica de Canarias (IAC)·JournalAstronomy and Astrophysics·DateJul 19, 2023
A new study by uOttawa researchers proposes a revised cosmological model that stretches galaxy formation time, making the universe 26.7 billion years old. This finding addresses the 'impossible early galaxy problem' and provides a more feasible explanation for the advanced level of development observed in ancient galaxies.
SourceUniversity of Ottawa·JournalMonthly Notices of the Royal Astronomical Society·DateJul 11, 2023
Researchers propose using lensed gravitational waves from binary black holes to measure cosmic expansion. The method uses the delays between repeat appearances of these signals to encode the universe's expansion rate. This approach does not rely on knowing the exact locations or distances of binary black holes, making it a promising to...
SourceUniversity of California - Santa Barbara·JournalPhysical Review Letters·DateJun 30, 2023
Researchers from West Virginia University have made a groundbreaking discovery by detecting evidence of low-frequency gravitational waves, which can only be perceived with a detector much larger than the Earth. The signal was detected using pulsar timing arrays and has significant implications for understanding spacetime dynamics.
SourceWest Virginia University·JournalThe Astrophysical Journal Letters·DateJun 29, 2023
AmScope B120C-5M Compound Microscope
AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.
Researchers at the University of Toronto have made a breakthrough in understanding dark matter and its impact on the universe's large-scale structure. By analyzing cosmic microwave background data and galaxy clustering patterns, they suggest that ultra-light axion particles could account for the observed lack of clumpiness.
SourceUniversity of Toronto·JournalJournal of Cosmology and Astroparticle Physics·TypeData/statistical analysis·DateJun 14, 2023
University of Florida astronomers discovered parity symmetry violation, a broken symmetry that explains why there's more matter than antimatter. This finding confirms the Big Bang theory and addresses the question of why something exists instead of nothing.
SourceUniversity of Florida·JournalMonthly Notices of the Royal Astronomical Society·TypeData/statistical analysis·DateMay 23, 2023
The James Webb Space Telescope has observed six galaxies that defy the standard model of cosmology, with masses billions of times that of our sun. These findings suggest alternative theories on galaxy formation and expansion rates shortly after the Big Bang.
SourceUniversity of Texas at Austin·JournalNature Astronomy·TypeData/statistical analysis·DateApr 13, 2023
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.
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Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.
Researchers found consistent results between observations and theory, showing that clusters have become more centrally concentrated over time. The study provides strong support for the Lambda-CDM paradigm by demonstrating agreement between the observed and simulated concentration-mass relation of galaxy clusters.
SourceDOE/SLAC National Accelerator Laboratory·JournalMonthly Notices of the Royal Astronomical Society·DateApr 3, 2023
The Energy Circulation Theory (ECT) simulates the formation of galaxies with different shapes, such as disc, spiral, and elliptical ones. The study demonstrates that various galactic distributions result from stellar seed releases and galactic seed interactions.
SourceWorld Scientific·JournalReports in Advances of Physical Sciences·TypeComputational simulation/modeling·DateMar 29, 2023
Physicists from Tata Institute of Fundamental Research and The Institute of Mathematical Science have predicted the existence of a deeply bound dibaryon made of two triply bottom Omega baryons. This finding elucidates strong forces in baryon-baryon interactions, potentially explaining nuclear bindings.
SourceTata Institute of Fundamental Research·JournalPhysical Review Letters·DateMar 17, 2023
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.
SourcePrinceton University·JournalPhysical Review X·TypeData/statistical analysis·DateMar 14, 2023
Apple iPhone 17 Pro
Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.
Researchers studied a Type 1a supernova in a faraway spiral galaxy, NGC 1566, to understand how certain chemical elements are emitted into the surrounding cosmos. The study confirms that ejecta doesn't escape the confines of the explosion, validating many assumptions about how complex entities work.
SourceOhio State University·JournalThe Astrophysical Journal Letters·TypeObservational study·DateFeb 28, 2023
A mysterious, extremely remote celestial body has been identified as a young, compact galaxy forming stars at an incredibly high rate of 1000 times the Milky Way's. Its features were finally described by a team from SISSA using ALMA interferometer technology.
SourceScuola Internazionale Superiore di Studi Avanzati·JournalThe Astrophysical Journal·TypeObservational study·DateFeb 7, 2023
Researchers Martin S. Sloth and Florian Niedermann introduce New Early Dark Energy (NEDE) as a solution to the Hubble tension problem, suggesting a phase transition in dark energy that explains different measurement results for the universe's expansion rate.
SourceUniversity of Southern Denmark·JournalPhysics Letters B·TypeComputational simulation/modeling·DateFeb 1, 2023
The Hydrogen Epoch of Reionization Array (HERA) team has doubled the sensitivity of its radio telescope array, providing clues to the composition of stars and galaxies in the early universe. The data suggest that early galaxies contained few elements besides hydrogen and helium.
SourceUniversity of California - Berkeley·JournalThe Astrophysical Journal·TypeObservational study·DateJan 24, 2023
Researchers used new data from the European Space Agency's GAIA space observatory to project the orbits of satellite galaxies into the past and future, revealing the plane form and dissolve in a few hundred million years. The findings remove one of the main objections to the validity of the standard model of cosmology.
SourceDurham University·JournalNature Astronomy·TypeComputational simulation/modeling·DateDec 19, 2022
Celestron NexStar 8SE Computerized Telescope
Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.
Scientists use ensemble-NV-diamond magnetometers to search for new particles and establish experimental constraints on exotic interactions at the micron scale. The discovery has significant implications for cosmology, astrophysics, and particle physics.
SourceScience China Press·JournalNational Science Review·DateNov 29, 2022
A team of cosmologists has reconstructed gravity to find a more robust way of understanding the cosmos, using new observational data from space and ground-based telescopes. The study explores whether modifying General Relativity could help resolve open problems in cosmology, with promising results that could pave the way for resolving ...
SourceUniversity of Portsmouth·JournalNature Astronomy·DateNov 4, 2022
Astrophysicists have identified a potential test to rule out cosmic inflation, a theory explaining the universe's origins. The cosmic graviton background (CGB) could provide evidence against inflation if detected, and its impact on the early Universe's expansion rate could be measured by next-generation probes.
SourceUniversity of Cambridge·JournalThe Astrophysical Journal Letters·DateNov 3, 2022
The Pantheon+ analysis reveals that the universe is composed of about two-thirds dark energy and one-third matter, mostly in the form of dark matter. This finding strengthens the Standard Model of Cosmology, but also highlights an unresolved disagreement over the pace of expansion.
SourceCenter for Astrophysics | Harvard & Smithsonian·JournalThe Astrophysical Journal·DateOct 19, 2022
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.
Rigol DP832 Triple-Output Bench Power Supply
Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.
Researchers have created and observed novel vortices in an ultracold gas, exhibiting unexpected properties due to hidden discrete symmetries. The discovery may lead to breakthroughs in quantum computing and information processing.
SourceUniversity of East Anglia·JournalNature Communications·DateAug 10, 2022
A new study by University at Buffalo physicists Will Kinney and Nina Stein reveals that the latest cyclic model introduces a new problem: the universe must have a beginning. This finding contradicts previous theories, which aimed to address entropy concerns by proposing endless cycles of expansion and contraction.
SourceUniversity at Buffalo·JournalJournal of Cosmology and Astroparticle Physics·DateAug 9, 2022
Researchers used microwaves from the cosmic microwave background to measure dark matter distribution around distant galaxies. The findings suggest a different clumpiness measurement than predicted by the Lambda-CDM model, hinting at a possible flaw in the current cosmology theories.
SourceNagoya University·JournalPhysical Review Letters·DateAug 1, 2022
A team of astronomers has developed a novel way to observe the first stars and galaxies, detecting light through the fog of the early Universe. The Square Kilometre Array will likely make images of the earliest light, but current telescopes struggle to detect the cosmological signal through hydrogen clouds.
SourceUniversity of Cambridge·JournalNature Astronomy·TypeObservational study·DateJul 21, 2022
A new study from the University of Portsmouth discovers that information entropy decreases over time, unlike the second law of thermodynamics. This finding has massive implications for future developments in genome research, evolutionary biology, and computing.
SourceUniversity of Portsmouth·JournalAIP Advances·DateJul 21, 2022
GoPro HERO13 Black
GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.
Scientists have discovered a new, extremely faint galaxy named Pegasus V, located on the outskirts of Andromeda. The dwarf galaxy is believed to be one of the oldest in the universe, with its stars forming over 13 billion years ago.
SourceUniversity of Surrey·JournalMonthly Notices of the Royal Astronomical Society·TypeObservational study·DateJun 30, 2022
Researchers discovered FRB 190520 shows unusual characteristics compared to other FRBs, with a persistent radio source associated with it. The location of the burst was pinpointed using redshift and dispersion measure calculations, pointing towards a dwarf galaxy at a distance of ~0.2.
SourceWest Virginia University·JournalNature·DateJun 10, 2022
A new study by the POLARBEAR collaboration provides a new correction algorithm that allows for almost double the amount of reliable data on Cosmological Gravitational Waves (CGWs), produced during Inflation in the early Universe. This enhances our understanding of the signal and brings us closer to observing CGWs.
SourceScuola Internazionale Superiore di Studi Avanzati·JournalThe Astrophysical Journal·TypeObservational study·DateJun 6, 2022
A team of researchers created simulations that directly recreate the full life cycle of massive galaxy protoclusters 11 billion years ago. They were able to identify five new structures and disfavor one, providing insights into the standard model of cosmology.
SourceKavli Institute for the Physics and Mathematics of the Universe·JournalNature Astronomy·DateJun 6, 2022
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Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.
Researchers discovered a previously unnoticed mathematical property that could allow for a faster expansion rate while preserving other predictions. This finding suggests the existence of a 'mirror world' with similar but invisible particles interacting only through gravity.
SourceUniversity of New Mexico·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateMay 19, 2022
Researchers used computer modeling to simulate the long-term evolution of a hypothesized type of supernova, known as D6. The study found that remnants of type Ia explosions are not necessarily symmetric, offering new insights into supernova physics. This finding has significant implications for using Ia supernovae as cosmic yardsticks.
SourceRIKEN·JournalThe Astrophysical Journal·TypeComputational simulation/modeling·DateMay 6, 2022
Astronomers at Stanford University propose a new method to manipulate solar gravitational lensing to create advanced imaging capabilities for detecting and studying exoplanets. The technique, developed by Alexander Madurowicz, uses the sun's gravity as a natural telescope to capture fine details on planet surfaces.
SourceStanford University·JournalThe Astrophysical Journal·DateMay 2, 2022
Roman will explore cosmic acceleration using multiple methods, including spectroscopy and imaging surveys. The mission aims to create a 3D map of the universe by measuring accurate distances and positions of millions of galaxies.
SourceNASA/Goddard Space Flight Center·JournalThe Astrophysical Journal·DateMar 22, 2022
CalDigit TS4 Thunderbolt 4 Dock
CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.
Physicists have narrowed the axion mass range to 40-180 micro-eV using advanced simulations and supercomputer power. This new estimate suggests that the most common type of experiment to detect axions won't be able to detect them, regardless of tuning.
SourceUniversity of California - Berkeley·JournalNature Communications·TypeComputational simulation/modeling·DateFeb 25, 2022
Recent research uses gravitational waves to assess what fraction of dark matter could be in the form of massive primordial black holes. The study sets an upper limit of less than half for such heavy black holes within a mass range of 100 to 100,000 solar masses.
SourceTata Institute of Fundamental Research·JournalThe Astrophysical Journal Letters·DateFeb 22, 2022
The KATRIN experiment has constrained the mass of neutrinos to a new upper limit of 0.8 eV, breaking into the sub-eV mass range relevant to cosmology and particle physics. This achievement demonstrates unprecedented precision in determining the mass of neutrinos.
SourceKarlsruher Institut für Technologie (KIT)·JournalNature Physics·TypeExperimental study·DateFeb 14, 2022
The KATRIN experiment has achieved a new upper limit on neutrino mass of 0.8 eV, entering the cosmologically and particle-physically important sub-eV mass range. This is the first time that a direct neutrino mass experiment has reached this sensitivity.
SourceMax Planck Institute for Physics·JournalNature Physics·TypeExperimental study·DateFeb 14, 2022
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Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.
Researchers found that the number of flat disk galaxies in our universe exceeds predictions from the Standard Model of Cosmology. The discrepancy suggests that dark matter may not be as prevalent as thought, forcing scientists to reevaluate their understanding of galaxy formation and evolution.
SourceUniversity of Bonn·JournalThe Astrophysical Journal·TypeComputational simulation/modeling·DateFeb 4, 2022
The study found a decline in star formation from low-ionization BAL to high-ionization BAL and a rebound of this process from HiBAL to non-BAL. The researchers proposed an evolutionary model to explain the results, suggesting that the outflow caused by AGNs has a global negative feedback on galaxy evolution.
SourceUniversity of Science and Technology of China·JournalNature Astronomy·DateJan 25, 2022
Researchers estimate 1% of ordinary matter is locked up in stellar mass black holes, with 40 trillion black holes in observable Universe. The study uses a new method combining stellar evolution codes and empirical prescriptions for galaxy properties.
SourceScuola Internazionale Superiore di Studi Avanzati·JournalThe Astrophysical Journal·DateJan 18, 2022
Researchers have found the Milky Way to be significantly lighter than previously thought, with a total mass of 500-800 billion solar masses. This new estimate is based on high-precision data from Gaia EDR3 and advanced dynamical modeling methods.
SourceChinese Academy of Sciences Headquarters·JournalMonthly Notices of the Royal Astronomical Society·DateJan 12, 2022
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Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.
A new study by Ohio State University researchers has confirmed that black holes are indeed giant fuzzballs, a concept first proposed in 2004. The study proved theorems showing that the fuzzball theory remains the most likely solution to Hawking's paradox, which had long plagued the string theory community. In contrast, the wormhole par...
SourceOhio State University·JournalTURKISH JOURNAL OF PHYSICS·TypeObservational study·DateJan 4, 2022
Researchers discovered a new type of free-electron radiations, namely surface Dyakonov-Cherenkov radiation, which enhances photon emission and reduces interaction length in miniaturized Cherenkov detectors. The technology offers improved accuracy for detecting particle trajectories.
SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournaleLight·DateJan 4, 2022