By Joyce Lee and Jack Kim SEOUL, Feb 26 (Reuters) - North Korean leader Kim Jong Un said he would focus on expanding his ...

Trump says he won't let Iran to build a nuclear weapon, and Iran says it doesn't intend to, but as talks resume, experts see ...

U.S. Secretary of State Marco Rubio warned that Iran's reluctance to discuss its intercontinental ballistic missiles was a "big, big problem." ...

When humans debate nuclear war, the conversation is shaped by history, trauma and the weight of Hiroshima and Nagasaki.

As the Department of Defense pushes for greater AI integration, researchers said the top models chose the nuclear option in ...

The North Korean leader, however, took a sterner tone on South Korea, labeling it as a “hostile state and eternal enemy,” and ...

Iran has entered the third round of indirect nuclear talks with the US with ‘seriousness and flexibility’, foreign ministry ...

Offering “peaceful coexistence or eternal confrontation,” North Korea’s leader said he would only restart talks if the U.S. ends “hostile” policies and accepts Pyongyang’s nuclear status.

Kim Jong Un says North Korea can completely destroy South Korea if it feels threatened, and he refuses to engage with Seoul.

President Donald Trump warned lawmakers and Americans about Iran's "sinister ambitions" for its nuclear program during his ...