Katherine Unger Baillie

During the 1980s, Andrew Binns, now a professor in the School of Arts & Sciences’ Department of Biology and interim dean of the College of Arts & Sciences, helped lay the scientific groundwork that enable

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The Sept. 11, 2001, attacks didn’t just take the lives of nearly 3,000 people, they also irreversibly affected the lives of tens of thousands more, including survivors, victims’ families, first responders, and recovery workers.

Viruses and their hosts are in a eternal game of one-upmanship. If a host cell evolves a way to stop a virus from spreading, the virus will look for a new path. And so on and so forth.

​​​​​​​The University of Pennsylvania’s Lauren Sallan, an assistant professor in the School of Arts & Sciences’ Department of Earth and Environmental Science, has been selected as a

At 7 years old, Arabella Uhry, now a junior at the University of Pennsylvania, developed a relationship that sparked her interest in health care.

Mitochondria, the mighty energy factories of the cell, often malfunction in cancer, as well as in other conditions such as aging, neurodegenerative disease and heart disease. Whether these changes in mitochondria actually contribute to the spread of cancer, however, has been controversial.

Antiretroviral drugs have been life-changing therapies for HIV patients, but they can have significant side effects.

Nearly two years out from the first awarding of the University of Pennsylvania President’s Engagement Prizes, communities in the United States and around the world are beginning to reap the benefits.