Located around 900 light-years away in the Puppis constellation, Tylos orbits its parent star at an absurdly close distance, ...

European fears about the U.S. pulling its troops from the continent have been brewing for some time, with the head of the ...

Researchers have systematically detailed, step by step, how cognitive maps form in the brain's hippocampus -- a region responsible for learning and memory.

The United States has asked European countries to submit detailed proposals regarding the weapons, peacekeeping troops and security measures they could provide to Ukraine as part of any security ...

Remarks by Vice President JD Vance and Defense Secretary Pete Hegseth are fueling concerns that the U.S. will move away from Europe and align with Moscow. By Paul Sonne Reporting from Berlin ...

Ukraine’s president has warned the days of guaranteed US support for Europe are over, as he urged the continent to band together to create a united army and foreign policy. Volodymyr Zelensky ...

Ellie Cook is a Newsweek security and defense reporter based in London, U.K. Her work focuses largely on the Russia-Ukraine war, the U.S. military, weapons systems and emerging technology.

The question for European leaders now is: what can any of them do about it? A hastily organized meeting in Paris, for now short on details in terms of attendance, is a measure of their concern as ...

So it turns out that MEGA — “Make Europe Great Again” — is not just a slogan. It’s not just a wistful line on caps worn by people on my side of the pond who wish we had a Trump-like ...

Their priorities, preferences and aspirations seem almost beside the point in Mr. Trump’s ambition to redraw the map of the world ... to the arbitrary nature of Europe’s partitioning of ...

European leaders will hold an emergency summit on Ukraine Monday amid growing concern that the Trump administration’s push to work with Russia to end the war has left them isolated. The ...

US Vice President JD Vance vented at European leaders Friday, telling them that the biggest threat to their security was “from within,” rather than China and Russia. Vance used his first major ...