Russian and U.S. nuclear arsenals could expand for the first time in three decades.

By Guy Faulconbridge MOSCOW, Feb 3 (Reuters) - Russia is ready for the new reality of a world with no U.S.-Russian nuclear ...

US nuclear arms control treaty, known as New START, is due to expire on February 5.Here is a guide to the treaty and why it ...

On February 4, the New START Treaty, the last remaining nuclear arms control agreement between the United States and Russia, is set to expire. Signed in 2010, the agreement caps deployed strategic ...

Spending hundreds of billions on new nuclear weapons would not make Russia, China or the United States more secure.

On 4 February 2026, the New Strategic Arms Reduction Treaty (New START) is due to expire. If it does, it will mark the first ...

The United States and Russia could embark on an unrestrained nuclear arms race for the first time since the Cold War, unless they reach an eleventh-hour deal before their last remaining arms control ...

Russia fired a new nuclear-capable ballistic missile with multiple warheads at western Ukraine as part of a barrage of missiles and drones that pounded Ukrainian cities, including Kyiv, where at least ...

Russia said Friday it used its latest missile against Ukraine for a second time in the nearly 4-year-old war, a forceful signal to Kyiv and its Western allies as U.S.-led peace talks have entered a ...

Deploying parts of President Trump’s Golden Dome missile shield in Greenland would make Americans safer as the massive Arctic ...