On Wednesday, the Chinese vessels were about 10 nautical miles (18 kilometers) from the Japanese operating rig and about 20 miles from the Russia-Vietnam rig, according to South China Sea ...

Russia says a nuclear accident has not occurred on its territory despite "extremely high" traces of a radioactive isotope being found. Russia's weather service acknowledged it had measured ...

The Russian military successfully launched an intercontinental ballistic missile from its new Borei A-class submarine, the nuclear-powered Knyaz Vladimir, or Prince Vladimir, according to TASS ...

One of Russia's Sukhoi Su-57 stealth fighter jets crashed on Tuesday in the Far East during a test flight, the plane's maker said, the first accident of its kind involving what is the country's ...

Since the Soviet Union began developing nuclear technology in 1943, Russia's government has tried to keep the details about that meltdown and a handful of nuclear accidents quiet. In some cases ...

Greenpeace will "for sure" continue to stage oil rig protests despite having 30 activists taken prisoner by the Russian authorities, one of the Britons freed from detention has said. Frank ...