Putin is offering the U.S. a stake in the minerals, rare earths and vast natural gas deposits in Russia’s Arctic.

In mid-January, a team of scientists were sailing aboard a research vessel in frigid Antarctic waters. They planned to investigate an unexplored section of the Bellingshausen Sea and the creatures ...

In the small Ukrainian port city of Berdiansk, shop fronts are boarded up, the playgrounds empty, some of its few tourist ...