Throughout the Cold War, the Soviets ran a massive spying operation to gain access to submarine, computer, and space tech.

The former head of Ukraine’s military intelligence recalls how thousands of tactical nuclear weapons were removed from its arsenals by the Russian military.

Nearly three years into the war, Ukrainians have grown used to bracing for brutal winters with electricity blackouts and ...

International Atomic Energy Agency Director General Rafael Grossi will visit Ukraine next week for high-level meetings in ...

As the world became more dangerous in 2024, the use of its most dangerous weapons has become more likely. More From Our ...

Ukraine said on Wednesday it had struck a big Russian oil refinery in an overnight drone attack, and a Russian official said ...

The flight, which lasted for more than eight hours, saw the Russian aircraft being escorted by planes from other countries ...

Russia slammed Donald Trump ’s plan for an ‘Iron Dome’ missile defence shield in a nuclear weapons space war row. Moscow said the move was designed to weaken Russian and Chinese nuclear deterrence.

President Trump jabs at the Russian leader with threats; Vladimir Putin responds with flattery. But there are notable signals in their jousting, including a revived discussion about nuclear arms ...

In a significant escalation of cross-border warfare, Ukraine launched its largest drone offensive yet into Russian territory, ...

Director General Rafael Mariano Grossi will travel to Ukraine next week for high-level meetings in Kyiv, in which the ongoing efforts of the International Atomic Energy Agency (IAEA) to help prevent a ...

MOSCOW (Reuters) - Russian President Vladimir Putin congratulated U.S. President-elect Donald Trump on taking office hours ...