Michele W. Berger

Is gun violence contagious?

Is gun violence contagious? According to new findings from Penn and the University of Oxford, the answer is mostly no. Rather, this violence is a chronic issue for particular neighborhoods and requires place-specific solutions.

Michele W. Berger

Seeing science clearly through Penn LENS

Looking at a leaf through a magnifying glass, a complex web comes into focus. Thick, dark lines shoot off shorter, lighter lines, which give way to those even more transparent and diminutive. This is called the vascular system and it allows plants to distribute water and perform photosynthesis.

Michele W. Berger