A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Identifying causal relationships from observational data is not easy. Still, ...

You re-ran a model you implemented three months ago this month. Not a single character of the code has changed. The ...

Researchers have uncovered deep connections among different types of random objects, illuminating hidden geometric structures. Click to tell Google to prioritize Quanta and see more of the best ...

Hello, this is the Horse Racing Command Center. Even though you learned with the same past results and the same settings, yesterday the win rate was 26%, and today it is 31%. When even the condition ...

These are not the kinds of objects that concern Scott Sheffield. Sheffield, a professor of mathematics at the Massachusetts Institute of Technology, studies shapes that are constructed by random ...