In 1955, during the height of the Cold War, the Soviet Union prepared for one of its most significant nuclear milestones: the ...

SEOUL, South Korea (AP) – North Korea says it has conducted a hydrogen bomb test. The surprise announcement that complicates already difficult efforts to curb the country’s push for a working nuclear ...

TOKYO - North Korea on Wednesday claimed it had successfully tested a hydrogen bomb, a claim that, if true, would mark a huge step forward in its nuclear capability. 'We've carried out a hydrogen bomb ...

Time For India To Test Hydrogen Bomb? As global nuclear politics heats up again, a new question is echoing through New Delhi’s strategic corridors — is it time for India to revisit its thermonuclear ...

President Donald Trump in February after North Korea reportedly fired a ballistic missile. President Donald Trump took to Twitter early Sunday morning to react to North Korea’s claim that the country ...

In its sixth nuclear test, North Korea said it was "successful" in loading a hydrogen bomb onto an intercontinental ballistic missile. President... North Korea Claims Successful Hydrogen Bomb Test ...

WASHINGTON (AP) — The White House says the U.S. government’s early analysis of underground activity in North Korea “is not consistent” with that country’s claim of having conducted a successful ...

When activated by conventional explosives, the magnesium hydride underwent rapid thermal decomposition, releasing hydrogen gas that ignited into a sustained inferno, the researchers said in a ...

Here’s What You Need to Know: Skies were clear, and the modified U-2Gs preformed well, snapping photos of the French test site without being detected. They snapped photos of the day... Here’s What You ...

North Korea announced on state television that it tested its first hydrogen bomb. The announcement followed a magnitude 5.1 earthquake that shook near the rogue nation's nuclear test site, Punggye-ri, ...