Katherine Unger Baillie

By Erica AndersenDentists and physicians practice health care from different perspectives, however, the oral and general health of their patients are of primary importance to both types of providers. A new online course taught by University of Pennsylvania faculty seeks to highlight the inextricable connections between the two professions.

In 1974, images acquired from NOAA satellites revealed a puzzling phenomenon: a 250,000 square kilometer opening in the winter sea ice in the Weddell Sea, south of South America. The opening, known as a polynya, persisted over three winters. Such expansive ice-free areas in the ocean surrounding Antarctica have not been seen since, though a small polynya was seen last year.

The Working Dog Center began with just a few puppies, and now, five years later, has trained some of the best noses in the business. Canine graduates have gone on to police work, search and rescue, and explosives, narcotics, and diabetes detection.

You may know CPR, but do you know how to give it to your cat?

In his office at the University of Pennsylvania, oral and maxillofacial surgeon Rabie Shanti sits at his computer, clicking through photos of patients he’s operated on.He pulls up an image of a mouth open wide, tongue extended.

Bone marrow contains hematopoetic stem cells, the precursors to every blood cell type. These cells spring into action following bone marrow transplants, bone marrow injury and during systemic infection, creating new blood cells, including immune cells, in a process known as hematopoiesis.

Much has been written of the pitfalls of being a helicopter parent, one who insulates children from adversity rather than encouraging their independence.

A growing body of scientific research is focused on One Health, the integration of knowledge concerning humans, animals and the environment. Yet there is no clear, unified definition of what a One Health study is or how such a study should be conducted.

Reto Gieré and Katherine Smith do not consider themselves advocates for nuclear power. Yet both underscore that this power source will be “part of the mix” in fulfilling the world’s energy needs for the foreseeable future.