Russia is scrapping its ratification of a key nuclear test ban. Here's what that means
The world's major nuclear powers haven't tested a bomb this century, but experts worry that may be about to change.
nuclear test
A Policy Knot Leaves Oklahomans From Marshall Islands Struggling To Get Health Care
Their former homeland was a U.S. testing site for nuclear bombs, but they can't get Medicare or Medicaid in Oklahoma. A resident of Enid, Okla., who was born in the islands is trying to change that.
Here's How Big North Korea's Latest Nuclear Test Actually Was
Seismic and satellite data reveal the test was a whopper, further bolstering the North's claim that it tested a hydrogen bomb.
North Korea Claims Successful Hydrogen Bomb Test
In its sixth nuclear test, North Korea said it was "successful" in loading a hydrogen bomb onto an intercontinental ballistic missile. President Trump is set to meet with his national security team.
The 'Livelihood Loophole' And Other Weaknesses Of N. Korea Sanctions
North Korea may face tougher sanctions in response to its most recent nuclear test, the most powerful blast yet. But Pyongyang keeps finding workarounds to the punitive measures.
Why China Wants To Squeeze North Korea A Little, But Not Too Much
China opposes North Korea's nuclear tests and has signed up for international sanctions. But China still conducts extensive trade and worries about a major crisis that would send refugees its way.
Seismic Activity In North Korea Indicates Possible Fifth Nuclear Test
A magnitude 5.3 earthquake in North Korea is artificial, South Korea's defense sources say, indicating North Korea likely again tested a nuclear bomb.
Welcome To Korea: 4,000 U.S. Troops Arrive At A Tense Time
In the weeks between North Korea's nuclear test and rocket launch, 4,000 new American troops have arrived in South Korea. They're still adjusting to challenges, both big and small.
South Korea Shutting Down Joint Industrial Park In North Korea
The Kaesong Industrial Complex is the last remaining show of North-South cooperation, but it's closing indefinitely following the North's recent rocket launch and nuclear test.
For Young South Koreans, The North's Nuclear Test Is Barely A Blip
As the world refocuses its attention on North Korea after the rogue nation's fourth nuclear test, in neighboring South Korea, day-to-day life has barely been affected.