Researchers have detected an unexpectedly high abundance of presolar grains — dust from stellar explosions predating our Solar System — in the samples of the near-Earth asteroid (101955) Bennu collected by NASA’s OSIRIS-Rex spacecraft. The post Scientists Find Presolar Stardust in Samples from Asteroid Bennu appeared first on Sci.News: Breaking Science News…
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Two extinct hominins, Australopithecus afarensis and Australopithecus africanus, were significantly more dimorphic than chimpanzees and modern humans; Australopithecus afarensis were also significantly more dimorphic than Australopithecus africanus, according to Dr. Adam Gordon, a paleoanthropologist at the University at Albany and Durham University. The post Australopithecus Males Were Much Larger than Females…
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Astronomers have observed Gliese 229 B with the GRAVITY interferometer and, separately, the CRIRES+ spectrograph at ESO’s Very Large Telescope. The post Gliese 229B is Actually Compact Pair of Brown Dwarfs, Astronomers Find appeared first on Sci.News: Breaking Science News…
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