A new map showcases the significant variations in religiosity across the United States.

The religious composition of the United States has been fairly stable in half a dozen Pew Research Center surveys conducted since 2020. The Christian share of the adult population has been between 60% ...

According to state immunization data, vaccination rates among kindergartners in Massachusetts have been falling — from 95.9% ...

Time after time, we are told—confidently, triumphantly, almost hymnally—that the United States was founded on religious principles and is a wholly religious country. Such beliefs are wrong on ...

A new survey of religious affiliations in the US shows which states have seen the largest growth in Christianity, and which have seen the largest reduction.

A new report ranks the U.S. states that care the most about religion, and the ones where it’s less important, based on a number of metrics.

There are about 20 million new STD cases in the U.S. each year, and data from the World Population Review shows where most infections occur.

An update through 2013 is now available here. Religiosity in the United States is in the midst of what might be called ‘The Great Decline.’ Previous declines in religion pale in comparison.

A new map showcases the significant variations in religiosity across the United States.