WASHINGTON - Satellite images shows major expansions at five complexes where Russia has made solid-fuel missile engines, ...

Joe Biden’s shift in policy added an uncertain and potentially crucial new factor to the war on the eve of its 1,000-day ...

Fossil fuel executive Chris Wright, Donald Trump's choice for Energy secretary, is a strong supporter of oil and gas development, including fracking, a key pillar of the president-elect’s quest for U.

The Kremlin accused the Biden administration of 'fueling the fire' following reports it gave a green light for Ukraine to ...

A former spokesperson for Russian President Vladimir Putin said today Western allies had taken a 'big jump' towards nuclear ...

Joe Biden has allowed Ukraine to strike inside Russia with long-range US missiles, prompting dire warnings from Moscow. The Kremlin has accused Washington of adding "fuel to the fire" and trying to ...

The Kremlin warns that Washington's decision to let Ukraine strike targets inside Russia with U.S.-supplied longer-range missiles would stoke the war and escalate international tensions.

The largest, most powerful rocket ever built is about to launch on its sixth test flight. SpaceX's Starship upper stage and ...

LLNL is developing a new 3D printing technique to create the millions of fuel capsules needed for fusion power plants.

The idea behind the new project, which would create a spacecraft powered by both chemical rockets and electric propulsion, is that it would allow the ship to maneuver without being constrained by a ...