# Natural Sciences

### Researchers Probe Features of Star Clusters Surrounding Supermassive Black Holes

October 16, 2019
At the center of our galaxy, millions of stars whirl in orbits around a supermassive black hole. This circuit can take anywhere from a few hours for stars close to the event horizon of the black hole to thousands of years for their distant neighbors...

### Celebrating the Convergence of Discovery, Imagination, and Leadership to Define the Landscape of Systems Biology

September 06, 2019
Arnold J. Levine, Professor Emeritus in the School of Natural Sciences, was among the first researchers to independently isolate the p53 protein in 1979. A recognized leader in cancer research and mentor to countless young scholars, Levine’s distinguished career has spanned various branches of the...