
From Asunción, Paraguay, rising fourth-year Sarah Usandivaras Klaehn is a marketing and communications summer intern for the nonprofit Girls Inc. in Manhattan.
(Image: Courtesy of Sarah Usandivaras Klaehn)
Merging academics with real-world, tangible experiences

Economics Academy students work on a game theory project with notes from a previous international research project on the whiteboards.
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Summer program for teens combines practical economics and college life

Photomicrograph shows a small number of transplanted human cells (in red) that survived the stress of transplantation and were able to integrate and differentiate into cone photoreceptors in a partially degenerated canine retina.
(Image: Courtesy of Penn Vet)
Key to improving survival of transplanted retinal cells

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Rethinking extreme environments, from human spaceflight to heat in Philadelphia

Image: Oleg Kovtun via Getty Images
The global threat of salt contamination to water supplies

Image: Angel Santana via Getty Images
Preventing falls in older adults with mild cognitive impairment

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Penn hosts nine other colleges for op-ed panel
In Belize, Maya descendants are reviving an ancient, sacred ballgame
Simon Martin of the Penn Museum and School of Arts & Sciences discusses pok-ta-pok, an ancient Mayan ball game.
The federal government is paying more than 154,000 people not to work
According to federal spending trackers kept by the Wharton School, expenditures on federal salaries are up about 5% this year compared with last year.