Eric Sucar

Photographer

Making insights into ancient marine ecosystems with 3D-printed shells

If you’re a snail hoping to survive an encounter with a hungry fish, it helps to have a strong shell. Paleoecology doctoral student Erynn Johnson is using 3D printing to understand how predator-prey interactions may have played out hundreds of millions of years ago.

Katherine Unger Baillie

Saving energy in the buildings that save lives

In a Q&A, Kat Morlang, energy manager at the Hospital of the University of Pennsylvania, discusses optimizing chiller plants, swapping out inefficient lights, and other ideas to make the health system as energy-efficient as possible.

Gina Vitale

From soldiers to students

Penn hosted a week of academic bootcamps organized by the Warrior-Scholar Project, a nonprofit that supports enlisted veterans in their transition to college.

Gina Vitale

Bipedal robot navigates the future

Thanks to Cassie, a cutting-edge two-legged robot, engineer Michael Posa has an ideal platform for tackling the challenges of locomotion.

Gwyneth K. Shaw