Ukraine believes that a ceasefire with Russia at sea should involve halting attacks on port infrastructure, as stated by the ...

U.S. and Russian officials wrapped up day-long talks on Monday focused on a narrow proposal for a ceasefire at sea between ...

Senior U.S. and Russian officials held high-level talks in Saudi Arabia on Monday that were aimed at establishing a Black Sea ...

A hidden ecosystem of giant sea spiders, octopuses, and other stunning sea creatures shows how life can flourish even when sealed off from the surface by a thick layer of ice.

Researchers took advantage of a rare chance to explore a new expanse of seafloor exposed by the breakup of an Antarctic ice ...

A “beautiful, thriving ecosystem” has emerged from the shadows after an iceberg the size of Chicago splintered off Antarctica ...