Direct conflict between Russia and NATO was once unthinkable, but preparations and defense spending have been stepped up in nervous Baltic states.

President Vladimir Putin's investment envoy outlined a plan for U.S.-Russia tunnel connecting Alaska and Siberia through Bering Strait within eight years at $8 billion cost.

Austria said on Saturday that it would agree to the European Union's latest sanctions package against Russia, in an about-face of its earlier stance and removing a key hurdle ahead of a vote early next week.

On Oct. 18, 1867, the United States completed its purchase of Alaska for $7.2 million, taking possession of the territory from Russia.

Russia, China, Iran and North Korea are using artificial intelligence to improve their cyberattacks on U.S. companies, governments and individuals, according to new research from Microsoft.

Hi, this is Tania Myronyshena reporting from Kyiv on day 1,332 of Russia's full-scale invasion of Ukraine. Today's top story: Russia shot down its own Su-30SM fighter jet over Crimea while its air defense was trying to intercept Ukrainian drones flying to the occupied peninsula and deep inside Russia overnight,

In January, Dmytro, a 13-year-old Ukrainian boy whose family had fled the war to Finland, walked into Russia after being persuaded to do so by online gamers.

A court in southern Russia convicted 15 captured Ukrainian soldiers on terrorism charges Friday after a trial that Kyiv denounced as a sham and a violation of international law. The military court in Rostov-on-Don sentenced 15 men from the Aidar battalion,