A new study challenges the long-held notion that American voters categorically reject candidates who identify as atheists.

For the first time in history, the UK has entered an 'atheist age' - with more atheists than people who believe in the existence of a god. Now, scientists think they know why people are turning ...

About 100 million people in the U.S. say they have no religious faith, but a new survey paints a more complicated picture.

Religious beliefs are often closely tied to geography, as many people practice the religion of the region in which they are born. This correlation suggests that cultural and regional factors play ...