Health Sciences

A grooming chain of adult female rhesus macaques on Cayo Santiago, an island off the coast of Puerto Rico. Researchers in the Platt labs have studied this group of free-ranging nonhuman primates for more than a decade. This most recent work builds on previous research aimed at understanding the link between social connections and the brain. (Image: Lauren JN Brent)

Researchers used data on soil lead content to inform their analysis of the contributing factors to lead exposure risk around Philadelphia. Many samples were collected during Academically Based Community Service courses taught at Penn. (Image: Alex Schein)

Bijels, or bicontinuous interfacially jammed emulsion gels, are structured emulsions of oil and water that are kept separated by a layer of nanoparticles. Penn Engineering researchers will develop a way of using them to manufacture mRNA-based therapeutics. (Image: Penn Engineering Today)

In a controlled field experiment on Penn’s campus, biologists tracked fruit fly evolution over the course of four months, documenting some of the fastest rates of adaptation ever in animals. (Image: Seth Rudman)

(Homepage image) “What we needed to do for our physical health—quarantining, staying away from other people and social situations—even when that kind of avoidance is the right thing to do, it makes people more anxious,” says Elizabeth Turk-Karan of the Center for the Study and Treatment of Anxiety. What remains to be seen is how these emotions and many others will play out as the pandemic recedes.

Image: Amir Arabshahi on Unsplash