KLAIPĖDA, Lithuania—As Russia has carried out its brutal invasion of Ukraine, it has increasingly resorted to hybrid warfare ...

For decades the Baltic Sea has served as a delicate buffer zone between a growing number of NATO members and Russia, more recently becoming a new front line ...

A ntarctica isn’t a floating chunk of ice like the Arctic. Beneath its frozen surface sits a solid continent of mountains, ...

Bedmap3 is the most fine-grain map to date of the landscape beneath Antarctica's ice. Scientists created it using more than ...