Also called a fusion bomb, hydrogen bomb or H-bomb ... the most powerful nuclear weapon ever produced and tested. A hydrogen bomb, the explosion of Tsar Bomba in 1961 had a yield that was over ...

North Korea last tested a nuclear bomb in 2013, and this is the fourth time North Korea has detonated a nuclear ... “But it is not a true fusion bomb capable of the massive multi-megaton yields ...

The bomb that created a crater on the former military airfield taxiway when it exploded underground on Oct. 2 was a delayed detonation bomb dropped by U.S. forces, according to the Defense Ministry.

A World War Two bomb found in Great Yarmouth has detonated while work was being done to defuse it, causing a huge blast that was heard for miles. Army specialists were attempting to disarm it when ...