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网页Earth-Mass Exoplanet Found Orbiting Distant White Dwarf. 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 ...
Biology - Sci.News
网页4 天之前 · Sep 24, 2024 by News Staff. Dubbed EndoMac progenitors, the newly-discovered type of cell has the potential to enhance the future of tissue repair and generation, according to a team of scientists headed by South Australian Health and Medical Research Institute researchers. Angiotensin II-induced vascular inflammation involves early expansion ...
Physics News | Sci.News
网页2024年8月28日 · Sep 24, 2024 by News Staff. Around 66 million years ago, the Chicxulub asteroid impact triggered mass extinction, mega-tsunamis and a spell of global warming that lasted for around 100,000 years. Although NASA’s Double Asteroid Redirection Test (DART) mission demonstrated that near-Earth objects can be successfully targeted, deflecting the ...
Paleontology News | Sci.News
网页2 天之前 · New Tyrannosaur Species Unearthed in Mexico: Labocania aguillonae. Paleontologists have announced the discovery of a new species in the tyrannosaurid dinosaur genus Labocania, based on a partial skeleton found in Coahuila, Mexico. Labocania anomala. Image credit: Karkemish / CC BY-SA 3.0. The newly-discovered …
Scientists Discover Impenetrable Barrier 11,500 km above Earth
网页2014年11月27日 · Next ». A group of researchers headed by Prof Daniel Baker of the University of Colorado’s Laboratory for Atmospheric and Space Physics has discovered a nearly impenetrable barrier some 11,500 km above our planet that blocks so-called ‘killer electrons,’ which can fry satellites and degrade space systems during intense solar storms.
Featured News | Sci.News
网页2024年9月20日 · Researchers Store Entire Human Genome on ‘Everlasting’ 5D Memory Crystal. Sep 20, 2024 by News Staff. Unlike other data storage formats that degrade over time, 5D memory crystals can store up to 360 terabytes of information without loss for billions of years, even at high temperatures, according to a team of scientists at the …
Astronomy News | Sci.News
网页Sep 18, 2024 by News Staff. Primordial black holes are one of the strongest candidates for the Universe’s dark matter. In this scenario, their abundance would be large enough for at least one object to cross through the inner Solar System per decade. A flyby like this would introduce a wobble into Mars’ orbit, to a degree that today’s ...
Space Exploration News | Sci.News
网页4 天之前 · Sep 24, 2024 by News Staff. Around 66 million years ago, the Chicxulub asteroid impact triggered mass extinction, mega-tsunamis and a spell of global warming that lasted for around 100,000 years. Although NASA’s Double Asteroid Redirection Test (DART) mission demonstrated that near-Earth objects can be successfully targeted, deflecting the ...
Homo sapiens is Still Evolving, New Study Shows | Sci.News
网页2022年12月21日 · Homo sapiens is Still Evolving, New Study Shows. Scientists from the Institute for Fundamental Biomedical Research at the Biomedical Sciences Research Center ‘Alexander Fleming’ and the Smurfit Institute of Genetics at Trinity College Dublin have discovered 155 new human genes that spontaneously arose from tiny DNA sections.
Planetary Science - Sci.News
网页4 天之前 · Sep 24, 2024 by News Staff. Around 66 million years ago, the Chicxulub asteroid impact triggered mass extinction, mega-tsunamis and a spell of global warming that lasted for around 100,000 years. Although NASA’s Double Asteroid Redirection Test (DART) mission demonstrated that near-Earth objects can be successfully targeted, deflecting the ...
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