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网页A new genus and species of silesaurid being named Gondwanax paraisensis has been identified from the fossilized remains discovered in Southern Brazil. Gondwanax paraisensis. Image credit: Rodrigo Temp Müller, doi: 10.1016/j.gr.2024.09.007. Silesauridae are an extinct group of Triassic reptiles related to dinosaurs.
Webb Discovers Impossibly Massive Galaxies in Early Universe
网页2023年2月22日 · A population of red candidate massive galaxies ~600 Myr after the Big Bang. Nature, published online February 22, 2023; doi: 10.1038/s41586-023-05786-2. Astronomers using the NASA/ESA/CSA James Webb Space Telescope have observed six candidate galaxies with stellar masses as high as 1011 solar masses about 500-700 …
Biology - Sci.News
网页6 天之前 · Two Injured Comb Jellies Can Fuse into Single Entity, Scientists Discover. Oct 7, 2024 by News Staff. Two injured individuals of Mnemiopsis leidyi, a species of planktonic animals known as comb jellies or ctenophores, are capable of rapidly fusing into a single entity in which some physiological functions are integrated, according to new research.
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网页Oct 1, 2024 by News Staff. An exoplanet at least half the mass of Venus orbits Barnard’s star, the closest single star to the Sun, once every 3.15 days. An artist’s impression of Barnard b. Image credit: ESO / M. Kornmesser. Barnard’s star is a 10-billion-year-old red dwarf star located in the constellation of Ophiuchus.
Scientists Discover New Property of Light | Sci.News
网页2024年5月7日 · Scientists have been aware of this phenomenon for decades, but the precise origins of the illumination have been the subject of debate. “In 1923, Arthur Compton discovered that gamma photons possessed sufficient momentum to strongly interact with free or bound electrons,” Dr. Fishman said. “This helped prove that light had both wave …
Physics News | Sci.News
网页Sep 30, 2024 by News Staff. Three-body nuclear systems are key to many aspects of modern nuclear physics, such as understanding the equation of state of high-density nuclear matter and the composition of neutron star cores. In particular, scattering data from deuterons (bound proton-neutron pairs) and hadrons offer important ingredients for ...
Space Exploration News | Sci.News
网页Oct 3, 2024 by News Staff. Prior studies found signs of ice in the permanently shadowed regions near the south pole of the Moon, including areas within Cabeus, Haworth, Shoemaker and Faustini craters. A new analysis of data from NASA’s Lunar Reconnaissance Orbiter (LRO) shows there is widespread evidence of water ice within …
Astronomy News | Sci.News
网页2024年10月1日 · Sep 26, 2024 by News Staff. Astronomers using the Keck II 10-m telescope have discovered evidence for an Earth-mass planet and a brown dwarf orbiting a white dwarf star. The planet has a mass of 1.9 Earth masses and orbits the white dwarf at a distance of 2.1 AU (astronomical units) — about twice the distance between the Earth …
Medicine News | Sci.News
网页2024年8月30日 · Sep 19, 2024 by Natali Anderson. In a new study on the UK Biobank cohort, habitual coffee or caffeine consumption, especially at a moderate level, was associated with a lower risk of new-onset cardiometabolic multimorbidity, which refers to the coexistence of at least two cardiometabolic diseases. Lu et al. found that regular coffee …
Genetics News | Sci.News
网页Sep 25, 2024 by News Staff. Despite the long history of consumption of fermented dairy, little is known about how the fermented microbes were utilized and evolved over human history. By retrieving ancient DNA of 3,500-year-old kefir cheese from Xinjiang, China, Dr. Qiaomei Fu from the Institute of Vertebrate Paleontology and Paleoanthropology ...