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WEBMartian ‘Spiders’ Re-Created in Lab for First Time. Martian ‘spiders’ are small, dark, spider-shaped features up to 1 km (0.6 miles) across. The leading theory is that they form when spring sunshine falls on layers of carbon dioxide deposited over the dark winter months. Thanks to new experiments, a team of scientists at NASA has, for ...
Space Exploration - Sci.News
WEBSep 13, 2024 by News Staff. Using images from the JunoCam instrument aboard NASA’s Juno spacecraft, planetary scientists have spotted a fresh volcano with multiple lava flows and volcanic deposits covering an area about 180 x 180 km. A comparison of the JunoCam image from February 2024 with Galileo spacecraft imagery of the same area in ...
Scientists Discover Impenetrable Barrier 11,500 km above Earth
WEBNov 27, 2014 · 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.
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WEBSep 12, 2024 · Common Food Dye Makes Skin, Muscle Reversibly Transparent in Live Animals. Sep 5, 2024 by News Staff. Researchers at Stanford University have found that an aqueous solution of a common food color approved by the U.S. Food and Drug Administration, tartrazine, has the effect of reversibly making the skin, muscle, and …
Astronomy News | Sci.News
WEB3 days ago · Sep 17, 2024 by News Staff. Astrononomers using the NASA/ESA/CSA James Webb Space Telescope have detected that GS-10578, a massive, quiescent galaxy at redshift of 3.064 (look-back time 11.7 billion years), is expelling large amounts of gas at speeds of about 1,000 km per second, which is fast enough to escape the galaxy’s …
Collision between Milky Way and Its Satellite May Have Triggered ...
WEBMay 26, 2020 · The Sagittarius dwarf galaxy is an elliptical loop-shaped galaxy that is currenly located 78,300 light-years away. “It is known from existing models that Sagittarius fell into the Milky Way three times — first about 5 or 6 billion years ago, then about 2 billion years ago, and finally one billion years ago,” said Dr. Tomás Ruiz-Lara, an astronomer …
Physics News | Sci.News
WEBJul 31, 2024 · Aug 28, 2024 by News Staff. Typically, plants grow in crowded environments, where neighboring plants shade each other while competing for light. The presence of neighbors varies over space and time, and plants have evolved the ability to detect neighbors and grow away from their shade. While it is generally acknowledged that …
Medicine News | Sci.News
WEBAug 7, 2024 · Common Food Dye Makes Skin, Muscle Reversibly Transparent in Live Animals. Sep 5, 2024 by News Staff. Researchers at Stanford University have found that an aqueous solution of a common food color approved by the U.S. Food and Drug Administration, tartrazine, has the effect of reversibly making the skin, muscle, and …
Astronomers Discover Ring-Like Structure 5.6 Billion Light-Years …
WEBAug 5, 2015 · A team of astronomers from Hungary and the United States has announced the discovery of the largest regular formation in the observable Universe – a ring with a diameter of 5.6 billion light-years, displayed by 9 gamma ray bursts (GRBs), and hence galaxies. An image of the distribution of GRBs on the sky at a distance of 9 billion light …
Genetics News | Sci.News
WEBAug 20, 2024 · Sep 3, 2024 by News Staff. The so-called i-motifs are knot-like DNA structures formed in the nuclei of human cells and believed to provide critical genomic regulation. In new research, scientists from the Garvan Institute of Medical Research and elswhere used immunoprecipitation and next-generation sequencing to identify i-motif …