Medical research is essential for advancing the understanding of health, diseases, and treatments. There are many types of studies that serve different purposes. Medical research, or health research, ...

Pew Research Center is committed to meeting the highest methodological standards — and to exploring the newest frontiers of research. Learn more about the methods the Center uses to conduct objective, ...

Over the last few decades, research has grown ever more international. Big projects, like major astronomical observatories, genome sequencing, and particle physics, are all based on large teams of ...