Both sides have blamed the other for the failure to reach a deal.

A two-day summit with North Korea's Kim Jong Un was announced at this year's State of the Union address.

Wharton professor Maurice Schweitzer explains the fundamental principles behind the skill.

There’s a state-run economy, where the state employs people and sends everyone official rations, and the underground economy.

Plus, we take a look at how locals are reacting.

North Korea's relationship with the U.S. is not about "aid or even investment," according to Leon Sigal, director of the Northeast Asia Cooperative Security Project at the Social Science Research Council.

In 2016, writer Travis Jeppesen became the first American to study at a North Korean university.

In a historic moment, North and South Korea have pledged there will be "no more war."