IAEA head Rafael Mariano Grossi is first to declare his candidacy for secretary-general and he’s using his clout to win over Washington.

Iran took a step toward breaking the impasse with United Nations inspectors over access to its nuclear facilities, with a top-level meeting in Cairo yielding the groundwork for a return of monitors po...

Israeli airstrikes dealt critical damage to a key Iranian nuclear facility during weekend airstrikes, according to the United Nations atomic watchdog, likely setting back the Islamic Republic’s uraniu...

Iran is escalating its fight with the United Nations nuclear watchdog, accusing its inspectors of slander and presenting sloppy evidence, according to a legal brief compiled by the Islamic Republic an...

Russia is scheduled to receive deliveries of chemical ingredients critical to the manufacture of explosives, ordered from fertilizer companies that have largely escaped international sanctions, accord...

One belief underlying the power-hungry approach to machine learning advanced by OpenAI and Mistral AI is that an artificial intelligence model must review its entire dataset before spitting out new in...

The head of the International Atomic Energy Agency says more countries are considering whether they need their own deterrent.

Iran’s stockpile of uranium enriched near the level needed for nuclear weapons surged more than 50% in the last three months, defying mounting pressure on the Islamic Republic to curb its atomic activ...

The Austrian capital has a $21 billion plan to end its dependence on imported natural gas with heat pumps, boreholes and energy efficiency.

Iran needs to reach an understanding over its atomic activity with the administration of Donald Trump in order to avoid being dragged into another military conflict in the Middle East, according to th...

An international team of scientists announced Thursday they’ve successfully drilled one of the oldest ice cores yet, penetrating nearly 2 miles (2.8 kilometers) to Antarctic bedrock to reach ice they ...

Herbert Kickl, the conservative-nationalist tasked this week with forming Austria’s next government, is at once one of the most admired and loathed politicians in the country’s post-World War II histo...

Austria’s anti-immigrant Freedom Party crept closer to appointing its first chancellor after receiving an invitation by the nation’s president to discuss forming a government.