Watch the most powerful tree-cutting and stump removal machines in action! These extreme chainsaws and high-speed excavators ...

SpaceX’s Starship suffered another catastrophic failure on March 6, echoing Soviet-era rocket challenges. The upper stage lost control due to severe vibrations, a problem that also plagued Russia’s ...

Days later, Dmitriev said he is expecting to speak with Musk, the world's richest man, about a potential mission to Mars.

At the height of their offensive, Ukrainian forces controlled some 500 square miles of Russian soil. Now they hold just a narrow strip of land along the border. By Matthew Mpoke Bigg Ukrainian ...

The Trump administration is negotiating the return of more Russian diplomats to the United States. Some are likely to be spies. By Paul Sonne and Michael Crowley Paul Sonne reported from Berlin ...

It has been three years since Russia's full-scale invasion of Ukraine, and the conflict has had a profound effect on the Russian weapons industry, causing its arms exports to plummet. The ...

Russia is amassing troops along its border with Ukraine for a looming attack while Kremlin dictator Vladimir Putin ignores a US-backed cease-fire proposal, Ukrainian President Volodymyr Zelensky ...

Elon Musk, the world's richest man, said he tried to buy rockets from Russia as part of his goal to get a manned mission to ...

Russian missiles killed at least 23 people in a second night of heavy strikes on Ukraine, a stark toll the Polish Prime Minister described as the result of appeasing “barbarians.” The attacks ...

WASHINGTON – Ukraine agreed to a temporary ceasefire with Russia on Tuesday, negotiators announced from Saudi Arabia. Russia would need to agree to the proposal for it to take effect as a ...

Russia has laid out a list of demands to U.S. authorities that need to be met in order for the war in Ukraine to end, Reuters reported, citing two people "familiar with the matter." The requests ...