Tens of millions of people around the world, including children, are forced to work as slaves.
Nearly two years after the military opened all combat positions to women, what's changed?
Many businesses, and even some countries, are moving toward eliminating the use of cash.
A new law in Quebec reflects widespread questions about cultural identity and religious freedom.
Tensions over nuclear weapons are rooted in a historic U.S. government effort called the Manhattan Project.
Two experts weigh in on the pros and cons of de-extinction—the resurrection of extinct animal species.
Political cartoonists comment on women in combat, cashless currency, and nuclear weapons.
Every winter, the city of Harbin, China, hosts the world’s biggest ice and snow sculpture festival.
Scientists discover that a Viking warrior buried 1,000 years ago was a woman.
Yoda the Jedi master makes a surprise appearance in social studies textbooks in Saudi Arabia.
Which 10 countries are the most accepting of immigrants?