This op-ed's authors argue that the president's nuclear testing comments were correct, considering America's aging arsenal ...

The possession of a functioning hypersonic weapon would give North Korea an ability to penetrate the US and South Korea's ...

Kim Jong Un oversaw hypersonic missile tests as North Korea ramped up weapons displays ahead of a major political conference, ...

The operation represents a nightmare scenario for North Korea's leadership, which has long feared a so-called "decapitation strike" of that kind and accused Washington of seeking to remove it from pow ...

North Korea says leader Kim Jong Un has observed test-flights of hypersonic missiles and underscored the need to bolster the ...

North Korean leader Kim Jong Un cited the need for Pyongyang to maintain a powerful nuclear deterrent in its first ballistic ...

Bill Phillips, technical lead for salt synthesis, says, "It’s a major milestone for American innovation and a clear signal of ...

North Korean leader Kim Jong Un oversaw the test of hypersonic missiles a day after the US seized Venezuelan leader Nicholas ...

Researchers working on China's fully superconducting Experimental Advanced Superconducting Tokamak (EAST) have experimentally ...

U.N. Security Council resolutions prohibit North Korea from launches involving its huge stockpile of ballistic missiles. Its cruise missile tests aren’t banned, but they still pose a threat to the U.S ...

North Korea says it fired long-range strategic cruise missiles into the sea to test the country’s nuclear deterrence, days ...