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Unveiling the formation of the first galaxies

Utilizing high-resolution three-dimensional radiation hydrodynamics simulations and a detailed supernova physics model run on supercomputers, a research team led by Dr. Ke-Jung Chen from the Institute of Astronomy and Astrophysics, Academia Sinica (A.....»»

Category: topSource:  physorgMar 21st, 2024

Star bars show universe"s early galaxies evolved much faster than previously thought

The universe's early galaxies were less chaotic and developed much faster than previously thought, according to new research looking back more than ten billion years in time. An international team of astronomers led by Durham University, UK, has used.....»»

Category: topSource:  theglobeandmailRelated NewsApr 23rd, 2024

New JWST observations reveal black holes rapidly shut off star formation in massive galaxies

New research published in Nature showcases new observations from the James Webb Space Telescope (JWST) that suggest black holes rapidly shut off star-formation in massive galaxies by explosively removing large amounts of gas......»»

Category: topSource:  physorgRelated NewsApr 23rd, 2024

Astronomers offer new model for formation of recently discovered "free-floating" planets

The recent discovery of a potential new class of distant and mysterious "free-floating" planets has intrigued astronomers since stunning new images captured by the James Webb Space Telescope were shared late last year......»»

Category: topSource:  physorgRelated NewsApr 22nd, 2024

New models of Big Bang show that visible universe and invisible dark matter co-evolved

Physicists have long theorized that our universe may not be limited to what we can see. By observing gravitational forces on other galaxies, they've hypothesized the existence of "dark matter," which would be invisible to conventional forms of observ.....»»

Category: topSource:  physorgRelated NewsApr 22nd, 2024

Seeing is believing: Scientists reveal connectome of the fruit fly visual system

Janelia scientists and collaborators have reached another milestone in connectomics, unveiling a comprehensive wiring diagram of the fruit fly visual system. The work has been released on the pre-print server bioRxiv......»»

Category: topSource:  physorgRelated NewsApr 19th, 2024

Adobe’s AI-Powered Express App Launches Worldwide

The app is free, although more features are available for Creative Cloud subscribers. The post Adobe’s AI-Powered Express App Launches Worldwide appeared first on Phandroid. A few weeks after unveiling the beta version of the AI-infu.....»»

Category: asiaSource:  phandroidRelated NewsApr 19th, 2024

Researchers train a bank of AI models to identify memory formation signals in the brain

An international research collaboration between Vanderbilt University and the Madrid-based de la Prida lab in the Cajal Institute led to the development of AI models that detect and analyze hippocampal ripples, which are considered biomarkers of memo.....»»

Category: topSource:  physorgRelated NewsApr 18th, 2024

Researchers realize hydrogen formation by contact electrification of water microdroplets and its regulation

Direct utilization of water as a source of hydrogen atoms and molecules is fundamental to the evolution of the ecosystem and industry. However, liquid water is an unfavorable electron donor for forming these hydrogen species due to its redox inertnes.....»»

Category: topSource:  physorgRelated NewsApr 18th, 2024

Peptides on interstellar ice: Study finds presence of water molecules not a major obstacle for formation

A research team led by Dr. Serge Krasnokutski from the Astrophysics Laboratory at the Max Planck Institute for Astronomy at the University of Jena had already demonstrated that simple peptides can form on cosmic dust particles. However, it was previo.....»»

Category: topSource:  marketingvoxRelated NewsApr 17th, 2024

Researchers propose new formation model for massive hot subdwarfs

In a new study published in the The Astrophysical Journal, Dr. Li Zhenwei and his collaborators from Yunnan Observatories of the Chinese Academy of Sciences (CAS), and Dr. Zhang Yangyang from the Zhoukou Normal University, proposed a new formation mo.....»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Two men shove boulders off ancient rock formation in Nevada, wrecking it, video shows

Two men shove boulders off ancient rock formation in Nevada, wrecking it, video shows.....»»

Category: topSource:  informationweekRelated NewsApr 16th, 2024

Formation-flying spacecraft could probe the solar system for new physics

It's an exciting time for the fields of astronomy, astrophysics, and cosmology. Thanks to cutting-edge observatories, instruments, and new techniques, scientists are getting closer to experimentally verifying theories that remain largely untested. Th.....»»

Category: topSource:  physorgRelated NewsApr 15th, 2024

Giant rogue waves: Southern Ocean expedition reveals wind as key cause

A University of Melbourne expedition to the southernmost waters encircling Antarctica has discovered that wind drives the formation of colossal rogue waves, and that these unpredictable waves occur more frequently than scientists had previously thoug.....»»

Category: topSource:  informationweekRelated NewsApr 15th, 2024

Researchers find baby stars discharge plume-like "sneezes" of magnetic flux during formation

Kyushu University researchers have shed new light into a critical question on how baby stars develop. Using the ALMA radio telescope in Chile, the team found that in its infancy, the protostellar disk that surrounds a baby star discharges plumes of d.....»»

Category: topSource:  physorgRelated NewsApr 11th, 2024

Novel UV broadband spectrometer improves air pollutant analysis

Sunlight has a major influence on chemical processes. Its high-energy UV radiation in particular is strongly absorbed by all materials and triggers photochemical reactions of the substances present in the air. A well-known example is the formation of.....»»

Category: topSource:  physorgRelated NewsApr 10th, 2024

LSD1 promotes FSH responsive follicle formation by regulating autophagy and repressing Wt1 in granulosa cells: Study

A study published in Science Bulletin has been led by Prof. Chao Wang (China Agricultural University), Prof. Guoliang Xia (China Agricultural University) and Prof. Fengchao Wang (National Institute of Biological Sciences)......»»

Category: topSource:  physorgRelated NewsApr 10th, 2024

Unveiling the hidden threat: Drought-induced inelastic subsidence in expansive soils

A journal article published by University of Houston Department of Earth and Atmospheric Sciences researchers highlights a significant, yet often overlooked, environmental concern—permanent losses in land surface elevation due to inelastic compacti.....»»

Category: topSource:  physorgRelated NewsApr 9th, 2024

The sun was born when a dense gas cloud collapsed 4.6 billion years ago

While the upcoming total solar eclipse is a special moment to reflect on our place in the universe, scientists have been studying the birth of the sun and the formation of our solar system for a long time......»»

Category: topSource:  physorgRelated NewsApr 8th, 2024

Hubble peers at pair of closely interacting galaxies

This image from the NASA/ESA Hubble Space Telescope features Arp 72, a very selective galaxy group that only includes two galaxies interacting due to gravity: NGC 5996 (the large spiral galaxy) and NGC 5994 (its smaller companion, in the lower left o.....»»

Category: topSource:  informationweekRelated NewsApr 8th, 2024

Study reports that age is the driving force in changing how stars move within galaxies

Galaxies start life with their stars rotating in an orderly pattern but in some the motion of stars is more random. Until now, scientists have been uncertain about what causes this—possibly the surrounding environment or the mass of the galaxy itse.....»»

Category: topSource:  theglobeandmailRelated NewsApr 3rd, 2024