Medical research plays a vital role in advancing healthcare, improving treatment, and informing public health policies. However, it can be difficult to understand a study or whether it is trustworthy.

Pew Research Center’s experts provide analysis of trends shaping the world grounded in the Center’s rigorous empirical research. Because the Center is strictly neutral, its experts do not make policy ...

While doing research under tight deadlines, finding reliable sources becomes the most stressful part of writing. I’ve wasted hours opening papers that looked useful but added nothing to my argument.

This study looks at how national public opinion polling in the United States changed from 2000 to 2022. It focuses on two aspects: the sample source(s) – that is, where the survey takers came from – ...