United Nations

The population growth is being driven by high birth rates in developing nations as well as higher life expectancy worldwide.

It's the Green Climate Fund. It was called out last week by President Trump, who said he would cut off U.S. "billions." What does it do, exactly, and what will be the impact of the cutback?

It wasn't that long ago. Just last fall. Nearly 45,000 people signed a petition in protest. Then again, the Amazon warrior has always been a controversial figure.

A top United Nations official said a video depicting the chants was part of a "campaign of fear and terror." The government says "influences outside the party" are responsible.

The death of the 34-year-old Kansan was confirmed this week. Correspondent Gregory Warner met him by chance on a boat and found out how he managed to forge a dialogue with violent rebels.

An American, Michael Sharp, and a Swede, Zaida Catalan, went missing while traveling in the country. Authorities confirmed Tuesday their remains, and those of their interpreter, were found.

A Swedish billionaire wants you to think of a better way to run the world — and get rid of problems like violence and extreme poverty.

Conflict and drought have ravaged four countries across North Africa and the Middle East, leaving more than 20 million people in desperate need of food.

A U.N. commission accuses Russian-backed Syrian forces and rebel factions of war crimes in Aleppo. Civilians "were increasingly left vulnerable to repeated violations by all sides," the report says.

The U.S. has placed additional sanctions on Iran after its missile test on Sunday. The Trump administration says the test violated a U.N. resolution. Iran says it didn't. Who's right?

The conference, attended by 70 diplomats including Secretary of State John Kerry, nevertheless did not include leaders from the two sides the diplomats mean to reconcile: Israel and Palestinians.

The Twitter storm over the actor's comments at the Golden Globes raises the question: What makes an ideal celebrity spokesperson?