Katherine Unger Baillie

Like animals, plants go through several stages of development before they reach maturity. It has long been thought that some of the transitions between these stages are triggered by changes in the nutritional status of the plant.

The University of Pennsylvania’s Sarah Hughes didn’t always consider herself an advocate. But she’s also not one to pass up an opportunity to help.

Gustavo Aguirre, a professor of medical genetics and ophthalmology in the School of Veterinary Medicine, has taken giant steps toward conquering several forms of blindness.

As the days lengthen and temperatures rise, gardeners are beginning to venture outdoors to tend the pots and beds that have sat neglected throughout the winter. But before sowing their carrot and kale seeds, many city-dwelling green thumbs may wonder whether the food they will harvest from their urban plots is truly safe to eat.

Gustavo Aguirre of the University of Pennsylvania School of Veterinary Medicine has received the International Canine Health Award from the

WHO:             Jane Willenbring                         Assistant Professor of Earth and Environmental Science

Expectant mothers are commonly advised to relax and avoid stress—often easier said than done during a busy nine months of pregnancy.

PHILADELPHIA — The mammalian placenta is more than just a filter through which nutrition and oxygen are passed from a mother to her unborn child.

There will be 6 billion people living in cities by 2050, says Eugenie Birch, co-director of the Penn Institute of Urban Research (Penn IUR), “and they all have to be fed.” An international conference scheduled for March 13-15 at Penn will address two pressing global trends: urbanization and food insecurity.

WHO:             The University of Pennsylvania School of Dental Medicine is celebrating the opening of the Syngcuk Kim Endodontic