In latest test, North Korea detonates its most powerful nuclear device yet – The Washington Post

Even if Kim Jong Un’s regime is exaggerating its feats, scientific evidence showed that North Korea had crossed an important threshold and had detonated a nuclear device that was vastly more powerful than its last — and almost seven times the size of the bomb that destroyed Hiroshima.

Source: In latest test, North Korea detonates its most powerful nuclear device yet – The Washington Post