Add Yahoo as a preferred source to see more of our stories on Google. Ukraine's internal security agency said it used an underwater drone to damage a Russian submarine. The agency described the attack ...

Add Yahoo as a preferred source to see more of our stories on Google. Footage released by the Security Service of Ukraine shows what it says is a strike on a Russian submarine at a port facility, in ...

Join Jiggin With Jordan as he teams up with others to build and test underwater submarines. Watch as they evaluate which submarine performs better during their underwater adventures. Explore the ...

Ukraine's internal security agency said it used an underwater drone to damage a Russian submarine. The agency described the attack as a first, potentially signaling a new chapter in drone warfare.

Ukraine carried out a first-of-its-kind attack on a Russian submarine using underwater drones, Kyiv said on Monday, revealing a new use for its explosive-packed uncrewed systems. The Security Service ...