Thirsty wheat needed new water management strategy in ancient China
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Research from the laboratory of archaeologist Xinyi Liu in Arts & Sciences shows that a practice of purposeful water management, or irrigation, was adopted to help cultivate wheat in northern China about 4,000 years ago.
Polarized X-rays reveal shape, orientation of extremely hot matter around black hole
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New measurements from Cygnus X-1, reported Nov. 3 in the journal Science, represent the first observations of a mass-accreting black hole from the Imaging X-Ray Polarimetry Explorer (IXPE) mission, an international collaboration between NASA and the Italian Space Agency. The lead author of the new study is physicist Henric Krawczynski in Arts & Sciences.
Worsening racial inequality in home appraisals detailed in new report
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Using data from the newly released Uniform Appraisal Dataset, which includes 47.3 million home appraisals conducted over the last decade, WashU’s Elizabeth Korver-Glenn and Junia Howell of the University of Illinois Chicago demonstrate stark inequalities in appraisal values between homes in white neighborhoods and communities of color.