Artificial intelligence means machines can operate even when communications are blocked, but there are ethical concerns

The warnings over the offensive come as a U.S.-brokered peace process has limped along with inconclusive meetings and little concrete results.

Russian forces launched 367 drones and missiles at Ukrainian cities overnight, including the capital Kyiv, in the largest aerial attack of the war.

After seeing his pleas for peace talks or a ceasefire go unanswered for months, Trump conceded that he’s taken Putin’s side in discussions over what to do next about the war in Ukraine.

Nazar Mozil moved to the United States from Ukraine a year and a half ago. His first few months were rough, but volleyball has helped him in adjusting to his new life.

A Ukrainian official says Russian forces have taken over four border villages in Ukraine’s northeastern Sumy region.

Vasilyuk joins a lengthy list of prize-winning authors who came of age after leaving the Soviet Union as part of the Jewish exodus, mostly in the 1980s and ‘90s.

Donald Trump has warned Vladimir Putin he's "playing with fire", while claiming he has stopped "bad things" from happening to Russia. Earlier, Russia tried to divert attention from an increase in attacks on Ukraine by accusing Europe of "sabotaging" US peace efforts.