Adult stem cells and cancer cells have many things in common, including an ability to migrate through tiny gaps in tissue. Both types of cells also experience a trade-off when it comes to this ability; having a flexible nucleus makes migration easier but is worse at protecting the nucleus’ DNA compared to a stiffer nucleus.

Evan Lerner ・February 24, 2014

John Legend, a nine-time Grammy Award-winning soul artist, philanthropist and Penn alumnus will deliver the address at the University of Pennsylvania’s Commencement on Monday, May 19, Leslie Laird Kruhly, Vice President and University Secretary announced.

Jeanne Leong ・February 18, 2014

Three University of Pennsylvania faculty members are among this year’s Sloan Fellowship recipients. Since 1955, the Alfred P. Sloan Foundation has granted yearly fellowships to early-career scientists and scholars whose achievements and potential identify them the next generation of scientific leaders.

Evan Lerner ・February 18, 2014

Michael C. Horowitz, an associate professor of political science at the University of Pennsylvania, is back on campus after spending 2013 at the Department of Defense working as a government insider on national security issues that he had previously studied as an academic outsider.

Jacquie Posey February 17, 2014

For centuries, geologists have recognized that the rocks that line riverbeds tend to be smaller and rounder further downstream. But these experts have not agreed on the reason these patterns exist. Abrasion causes rocks to grind down and become rounder as they are transported down the river.

Katherine Unger Baillie ・February 12, 2014

Penn Dhamaka’s energetic, arm-pumping, feet-shuffling, body-twisting dance routines are inspired by traditional South Asian dance, but the all-male troupe’s flair is all their own.

Jeanne Leong ・February 10, 2014

When deciding what materials to use in building something, determining how those materials respond to stress and strain is often the first task. A material’s macroscopic, or bulk, properties in this area — whether it can spring back into shape, for example — is generally the product of what is happening on a microscopic scale.

Evan Lerner ・February 6, 2014

By Marjorie FerroneFor eight weeks last summer, University of Pennsylvania junior Doug Roman had the opportunity to share his sustainability philosophy at schools in Buenos Aires.

Evan Lerner ・February 3, 2014

WHO:             Etienne Benson                       Assistant Professor of History and Sociology of Science

Katherine Unger Baillie ・January 29, 2014

A team led by University of Pennsylvania paleontologists has characterized a new dinosaur based on fossil remains found in northwestern China. The species, a plant-eating sauropod named Yongjinglong datangi, roamed during the Early Cretaceous period, more than 100 million years ago.

Katherine Unger Baillie ・January 29, 2014