Stephanie Kramer

In some countries – particularly in a segment of West and Central Africa – polygamy is frequently legal and widespread.

The share of Americans who say they know someone else who has been hospitalized or died due to COVID-19 has increased sharply since spring.

As the pandemic continues, a growing share of Americans say they are regularly wearing a face covering in stores and other businesses.

Who should be given priority if some hospitals do not have enough ventilators for all patients who need help breathing?

Looking at household living arrangements in 130 countries and territories may shed light on how coronavirus-related quarantines are being felt.

The average class size at a university conveys little about the experience of the average student there.

Globally, Muslims live in the biggest households, followed by Hindus, Christians, Buddhists, Jews and the religiously unaffiliated.

Almost a quarter of U.S. children under 18 live with one parent and no other adults, more than three times the share of children around the world who do so.

Almost all New Zealanders said in a 2011-2012 survey that they would accept a neighbor of a different religion.

In 46 countries around the world, adults under age 40 are less likely to say religion is very important in their lives than are older adults.