The Pew report reveals how religious disaffiliation and population growth have influenced the global religious landscape. Muslims are the fastest-growing faith group, followed by the religiously ...

The decline of religion remains a fundamental reality in most Western countries, particularly in Europe, where over 50% of those under age 40 do not identify with any faith. Even in more religious ...

Muslims are the fastest-growing faith group, followed by the religiously unaffiliated, according to a new Pew Research Center study measuring the evolution of the global religious population between ...