The number of households headed by same-sex couples in the U.S. has risen steadily, but they represent a small share of all ...

Find how many people identify with each religious group and what percent each made up in 201 countries and territories, and by region, in 2010 and 2020.

From 2010 to 2020, the number of Muslims increased by 347 million people to 2.0 billion people. Christians grew by 122 ...