Authorities are combing the Potomac River for a second day in search of victims and more clues behind the deadliest U.S. air crash in over 20 years.

As climate change brings more boats to the Arctic, the U.S.’s need for boats that can cut through the ice has also increased.

It is now a weapon being used against us.” Trump’s skepticism about U.S. support for Ukraine and Taiwan, his eagerness to ...

Russian military jets were "not seen as a threat" when they flew through international airspace not far from the border with ...

A combat air patrol of American and Canadian fighter jets was scrambled this week after multiple Russian warplanes were spotted in the Arctic, the North American Aerospace Defense Command said ...

The Russians were among the first Europeans to sense California's potential. Had they not sold their settlement there in 1841 ...

Russia is claiming it has captured another village in its relentless offensive in eastern Ukraine’s Donetsk region and as it ...

The Alaska Gold Rush town of Nome was hundreds of miles from anywhere, cut off by the frozen sea and under siege from a ...

Although Hungary's supply of Russian gas comes via the TurkStream pipeline through Turkey, not via Ukraine, Orban maintains that the Ukraine route is important to Hungary. Orban told state radio on ...

There is no indication that the Arctic conditions had anything to do with the recent F-35 crash in Alaska—but Russia has said so anyway.

Japan is considering backing a $44 billion Alaska gas pipeline to strengthen ties with President Trump, sources say.