Student Andrea Spaeth of the School of Arts and Sciences is quoted about her research on the connection between sleep duration and weight gain.
The inner workings of a cell involve hundreds of thousands of discrete molecules, engaged in a repeating cycle of interactions that sustain life.
The University of Pennsylvania has been named a project site for the Undergraduate STEM Education Initiative, a multiyear, multimillion dollar project that aims to improve the quality of education in science, technology, engineering and mathematics.
Several studies have shown that how much parents say to their children when they are very young is a good predictor of children’s vocabulary at the point when they begin school.
Human bone breaks down and regenerates naturally all the time, in a perfectly balanced dance that maintains skeletal integrity.
As people age, bone tends to deteriorate faster, causing osteoporosis and other disorders. Smoking artificially accelerates bone degeneration as well.
Mark G. Allen has been named the inaugural scientific director of the University of Pennsylvania’s Krishna P. Singh Center for Nanotechnology.
Opioids, such as morphine, are still the most effective class of painkillers, but they come with unwanted side effects and can also be addictive and deadly at high doses.