Commissioned in 1954, the USS Nautilus was the world's first nuclear-powered submarine ... Previously, World War II submarines powered by diesel engines and electric batteries could stay ...

Between 1963 and 1972, these efforts bore fruit with the creation of the Nuclear Engine for Rocket Vehicle Application (NERVA), a slow-fission solid core nuclear reactor designed for long-range ...

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A facility designed to store and recover a fuel used for nuclear fusion is set to be built. United Kingdom Atomic Energy Authority (UKAEA) and Italian energy company Eni have partnered to ...

North Korea unveiled for the first time a nuclear-powered submarine under construction, a weapons system that can pose a major security threat to South Korea and the US. State media on Saturday ...

Brendan Cole is a Newsweek Senior News Reporter based in London, UK. His focus is Russia and Ukraine, in particular the war started by Moscow. He also covers other areas of geopolitics including ...

By Choe Sang-Hun Reporting from Seoul North Korea said on Saturday that it was building its first nuclear-powered submarine to enhance its nuclear weapons abilities, and the state news media ...

Russia has the largest stockpile of nuclear warheads in the world, followed by the U.S. Trump told reporters in the Oval Office on Thursday, "It would be great if everybody would get rid of their ...

BERLIN—President Trump’s embrace of Russia is causing Europeans to rethink their security and giving currency to an idea the U.S. has long sought to avoid: a nuclear-armed Germany. Friedrich ...

In an effort to conserve Voyager 2's dwindling energy and extend the spacecraft's mission, NASA has shut down another of its instruments. They did it with the Plasma Spectrometer in October 2024, and ...

For nearly 50 years, NASA’s twin Voyager spacecraft have just kept swimming – or zooming through space, collecting data from interstellar space farther than any other mission. NASA is trying to keep ...