A Juneteenth Emancipation Day celebration, June 19, 1900, Texas.
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Jiarui Wang, a member of the Yang Lab, holds up one of these programmable knot robots with forceps showing how something not much bigger than a grain of rice can pack a serious punch in the world of soft, automated robotics.
(Image: Courtesy of Penn Engineering)
Inflation “rises like a rocket and falls like a feather,” says Patrick Harker of the Wharton School.
Jonathan Zimmerman of the Graduate School of Education discusses how some politicians claim to represent working-class Americans even though they come from privileged backgrounds.
“Working moms today are spending more time with their kids than stay-at-home moms when we were kids,” says Corinne Low of the Wharton School.
Image: Sylvia Zhang
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Image: Matt Winkelmeyer via Getty Images