The nuclear-powered USS Alexandria is a 360-foot fast-attack submarine equipped with Tomahawk missiles and MK48 torpedoes.

Leader Kim Jong Un pledged to pursue "sustained countermeasures," citing security ties between the U.S. and its regional allies.

The $600 million machine is already online and operational at the Lawrence Livermore National Laboratory in California.

Although a mercurial personality, Trump is not tweaking, either, the complex web of unwritten ground rules and norms of conduct that kept the four decades-old US-Iran standoff from turning into ...

A showdown is building between Communist China and the West. From rising tensions over Taiwan, trade, TikTok, fentanyl, ...

North Korean leader Kim Jong Un said an elevated U.S. security partnership with South Korea and Japan poses a grave threat to ...

Elon Musk wants to expand his tech empire. The CEO of Tesla, SpaceX, X, adviser to President Donald Trump and the world's richest man is now targeting Artificial Intelligence. Afte ...

Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...

The national power grid is in such a weakened state that frequent islandwide power outages maybe expected if there is a ...

When Kim leaves no doubt of his ambition to build more warheads, and the missiles to send them to distant targets, his remarks appear almost like a ...

Moments in human history are etched into the Earth. Now researchers are piecing together evidence of our impact on the planet ...

The Northern Hemisphere will have a beautiful event on Wednesday, February 12, when the second full moon of the year occurs, which is called the "Snow Moon". This spectacle will be ...