On January 17, 1955, the USS Nautilus transmitted a historic message: "Underway on nuclear power ... World War II submarines powered by diesel engines and electric batteries could stay underwater ...

Commissioned in 1954, the USS ... first nuclear-powered submarine, Nautilus could remain submerged for two weeks at a time and travel at speeds of over 20 knots, or about 23 miles per hour. Previously ...

Voyager 1 is over 15 billion miles (25 billion km) from Earth and Voyager 2 is 13 billion miles (21 billion km) away. That's so far that it can take almost two days for a radio signal to make the ...

The USS Carl Vinson aircraft carrier arrived at ... against "continued North Korean threats," Seoul's navy said. The nuclear-powered vessel, part of Carrier Strike Group 1, docked in the ...

A new report finds the number of "available for use" nuclear weapons is continuing to grow despite non-proliferation efforts. The findings have been released as international talks continue at the ...

The Nimitz-class nuclear-powered USS Carl Vinson and its strike group docked at a naval base in the southeastern city of Busan on Sunday, the first carrier visit under the administration of U.S ...

(Kyodo News via AP) TOKYO (AP) — Japan will not attend a U.N. conference on the treaty banning nuclear weapons, a top government official in Tokyo said Monday, noting U.S. nuclear deterrence is ...

Dramatically evolving geopolitical tensions amid “dangerous nuclear rhetoric and threats” are a stark wake-up call for States to take action to support the legally binding atomic weapon ban treaty, UN ...

The arrival of the USS Carl Vinson and its strike group at ... long-range bombers and nuclear-powered submarines with missile tests. Since his Jan. 20 inauguration, U.S. President Donald Trump ...

The nuclear-powered vessel belonging to Carrier Strike Group One was joined by the guided-missile cruiser USS Princeton and the USS Sterett, a guided-missile destroyer, it said. "Clearly our ...

Scientists have developed an innovative battery that converts energy from radioactive waste into electricity, transforming a hazardous by-product of nuclear power generation into a potential ...