A new study, published in the journal Science (“Loci associated with skin pigmentation identified in African populations,” 12 October 2017), elucidates the genetic mechanisms controlling human skin ...
We aimed to classify early normal-tension glaucoma (NTG) and glaucoma suspect (GS) using Bruch’s membrane opening-minimum rim width (BMO-MRW), peripapillary retinal nerve fiber layer (RNFL), and the ...
Johann Gottlob Kurr, "The Mineral Kingdom" (1859), grayish blue is visible on the iron ore (bottom row, right) (all images from "Nature’s Palette: A Color Reference System from the Natural World," ...
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