Detroit-based artist Desiree Kelly is known for her compelling portraits and murals that blend street art and traditional oil painting techniques. Kelly's work often depicts historical figures and ...

A clinical trial is defined by NIH as a research study in which one or more human subjects are prospectively assigned to one or more interventions (which may include placebo or other control) to ...

Articles, multimedia, and data visualizations by Pulitzer Center grantees from around the world.