#Novel software reveals molecular barcodes that distinguish different cell types

“#Novel software reveals molecular barcodes that distinguish different cell types” Dotted box represents a tissue sample containing four cell types. Filled and empty circles represent methylated and unmethylated CpGs, respectively. Credit: Waterland lab/Genome Biology, 2020. There are about 75 different types of cells in the human brain. What makes them all different? Researchers at Baylor…

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#Role models have major influence on female university choices

“#Role models have major influence on female university choices” Credit: CC0 Public Domain Women exposed to successful and charismatic role models are more likely to follow them in choosing a university major. An experiment with undergraduates studying introductory economics classes at Southern Methodist University (SMU) in the USA, published in the American Economic Journal: Applied…

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#Research reveals more about path bacterial pathogen travels to cause tuberculosis

“#Research reveals more about path bacterial pathogen travels to cause tuberculosis” Jianjun Sun, Ph.D. left, associate professor in The University of Texas at El Paso Department of Biological Sciences, and Javier Aguilera, a doctoral student, stand in Sun’s lab in the Bioscience Research Building. The pair worked with other biology students and faculty members to…

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#New Zealand’s ancient monster penguins had northern hemisphere doppelgangers

“#New Zealand’s ancient monster penguins had northern hemisphere doppelgangers” Plotopterids like these Copepteryx looked remarkably like penguins. Credit: Mark Witton. Available for media and current affairs use; all other rights reserved New Zealand’s monster penguins, which lived 62 million years ago, had doppelgangers in Japan, the U.S. and Canada, a study published today in the…

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#Amber fossils unlock true color of 99-million-year-old insects

“#Amber fossils unlock true color of 99-million-year-old insects” Diverse structural-colored insects in mid-Cretaceous amber from northern Myanmar. Credit: NIGPAS Nature is full of colors, from the radiant shine of a peacock’s feathers or the bright warning coloration of toxic frogs to the pearl-white camouflage of polar bears. Usually, fine structural detail necessary for the conservation…

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#New mathematical idea reins in AI bias towards making unethical and costly commercial choices

“#New mathematical idea reins in AI bias towards making unethical and costly commercial choices” Credit: CC0 Public Domain Researchers from the University of Warwick, Imperial College London, EPFL (Lausanne) and Sciteb Ltd have found a mathematical means of helping regulators and business manage and police Artificial Intelligence systems’ biases towards making unethical, and potentially very…

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