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Water Found in Tiny Dust Particles from Asteroid Itokawa Scientists have found traces of water in dust grains from the peanut-shaped asteroid Itokawa, and the discovery could shed light on how Earth got its water. Researchers at Arizona State University (ASU) measured the water content in tiny particles of asteroid ...
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NASA Workers Warned About Sharing Images After SpaceX Explosion Video Leak: Report An internal memo to some workers at NASA's Kennedy Space Center is warning that employees could be fired for sharing images after a video of SpaceX's Crew Dragon explosion leaked online last week, according to a report from the Orlando Sentinel.
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A Violent Splash of Magma That May Have Made the Moon The moon is far more than a largely dead orb. Our planet's pale satellite is the creator of tides, the catcher of meteors and the only other world in the starry ocean where humanity has set foot. But scientists are still not entirely clear how it was made. Solving this ...
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Peanut genome sequenced with unprecedented accuracy Improved pest resistance and drought tolerance are among potential benefits of an international effort in which Agricultural Research Service (ARS) scientists and their collaborators have produced the clearest picture yet of the complex genomic history of the ...
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Plant studies show where Africa's early farmers tamed some of the continent's key crops Wheat and other plants that feed much of the world today were likely first domesticated in the Fertile Crescent of the Middle East. But another early cradle of agriculture lay thousands of kilometers away, around West Africa's Niger River Basin, a flurry of plant ...
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Wolves more prosocial than pack dogs in touchscreen experiment In a touchscreen-based task that allowed individual animals to provide food to others, wolves behaved more prosocially toward their fellow pack members than did pack dogs. Rachel Dale of the Wolf Science Center in Vienna, Austria, and colleagues present ...
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First examples of Iberian prehistoric 'imitation amber' beads at gravesites Prehistoric Iberians created "imitation amber" by repeatedly coating bead cores with tree resins, according to a study published May 1, 2019 in the open-access journal PLOS ONE by Carlos Odriozola from Universidad de Sevilla, Spain, and colleagues.
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Hippo poop cycles silicon through the East African environment Hippos keep the nutrient silicon on the move through the East African environment. Each day, the giant grazers transport nearly half a metric ton of silicon, an important nutrient for both plants and animals, from land to water, scientists report online May 1 in ...
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A nearby neutron-star merger explains the actinide abundances in the early Solar System A growing body of evidence indicates that binary neutron-star mergers are the primary origin of heavy elements produced exclusively through rapid neutron capture (the 'r-process'). As neutron-star mergers occur infrequently, their deposition of radioactive ...
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"Wobbling" Black Hole Is Unlike Anything Scientists Have Seen Before We often think of black holes as one-way valves that consume everything they come across. But they are also powerful engines that emit radiation and drive energetic jets out into the cosmos. In research published in the journal Nature, we looked at the ...
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Urban bee keepers can help save wild bees This article was originally published on The Conversation, an independent and nonprofit source of news, analysis and commentary from academic experts. Disclosure information is available on the original site. ——. Author: Rebecca Ellis, PHD Candidate, ...
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