Ukrainian forces say they have shot down a Russian fighter plane while Russia claimed it made gains in Ukraine’s east ...

Russia "will not hesitate" to resume nuclear weapons testing if similar steps are taken by the United States, according to ...

Russian prosecutors have asked for a seven-year sentence in the trial of a U.S. citizen accused of fighting as a mercenary in ...

About $809 million has piled up in a Bangladesh Bank escrow account to repay loans and interest for the Russia-funded Rooppur ...

There have been unconfirmed reports that a Russian aircraft or drone has been shot down over Ukraine's Donetsk region on Saturday, possibly in a friendly fire incident. According to the Ukrainska ...

Former CIA station chief Dan Hoffman joins ‘Cavuto Live’ with his take on the war in Ukraine and the Middle East.

The 2000 sinking of the Russian submarine Kursk in the Barents Sea remains one of the worst naval disasters in Russian ...

Western sanctions have severely hampered Russia’s ability to produce the Su-57 fifth-generation fighter, complicating the ...

Miners aim to meet a growing demand for emissions-free energy, though a failure to clean up old sites haunts the industry.

The roots of Donald Trump’s animus toward Ukraine — an issue with profound consequences should he be elected again — can be ...

Ukrainian President Volodymyr Zelenskyy said Kyiv's defense companies can now produce 4 million drones annually.

The Soviet K-27 submarine, part of the November-class, was an experimental vessel powered by lead-bismuth cooled reactors that proved highly problematic. In May 1968, one of its reactors malfunctioned ...