The EU's new top diplomat Kaja Kallas and head of the European Council Antonio Costa arrived in Kyiv Sunday in a symbolic ...

The hypersonic ballistic missile was first used by Russia in an attack on Dnipro, eastern Ukraine, in November.

STORY: On Nov. 21 Russia struck Ukraine's Dnipro with a new kind of missile.Known as Oreshnik, or hazel tree in Russia, it ...

Russia has launched the experimental Oreshnik missile as a strategic message to the world following the West's approval of ...

Ukraine's Zelenskyy says Russian "tactics of terror" are clear with the latest massive attack on energy infrastructure as ...

Russia conducted a "massive" attack against Ukraine's energy infrastructure on Thursday, firing nearly 200 missiles and ...

The Pentagon says the Oreshnik is a tweak of Russia’s RS-26 Rubezh missile, an intercontinental ballistic missile (ICBM) that ...

Russia’s new ballistic missile flies on a high arc out of Earth’s atmosphere and releases multiple high-speed projectiles, ...

Russia on Wednesday warned the U.S. to stop what it said was a “spiral of escalation” over Ukraine as Washington moves to ...

Russian President Vladimir Putin warned that Russia's response could include more strikes with the new intermediate-range ...

The first combat use of Russia’s new IRBM — which Russian President Vladimir Putin called unstoppable — has drawn scrutiny ...