A Kremlin envoy has proposed a “Putin-Trump” rail tunnel between eastern Russia and the US state of Alaska to “symbolise unity”, even suggesting that it could be built by billionaire Elon Musk.

The proposed $8 billion undersea tunnel could link the US and Russia, and a Russian envoy wants Elon Musk to build it.

China and Russia have struck a major new agreement to construct a massive gas pipeline as their alliance continues to deepen, at the expense of the United States and Donald Trump. The Power of Siberia 2 pipeline will transport an additional 50 billion ...

Improvise and innovate have become the watchwords for both the Russian and Ukrainian militaries as they try to outwit each other on the ground, at sea and in the air.

KYIV, Ukraine — With the US and Ukraine discussing a “mega deal” for Washington to purchase battle-tested drones from eastern Europe in exchange for American heavy weaponry, The Post got an exclusive look Friday at two Ukrainian companies that are ...