Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

Gabbard said that Kim Jong Un is likely preparing to order North Korea's first nuclear test in over six years.

Consecutive earthquakes have raised questions about the possibility of Iran's nuclear program. However, the US and Israel are ...

Director of National Intelligence Tulsi Gabbard told lawmakers that Pyongyang may be preparing to conduct its seventh nuclear ...

North Korean leader Kim Jong-un has no intention of negotiating away his regime's nuclear and other "strategic" weapons ...

North Korea is likely ready to conduct another nuclear test to gain the upper hand in potential negotiations, US Director of ...

The AWE is accused of seriously understating crucial figures surrounding the nuclear test veterans scandal - restricting ...