Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.

Organic matter carried in rivers to the Russian part of the Arctic Ocean may be creating more clouds and keeping the region ...

Arctic clouds form faster when seeded by gases released from terrestrial organic matter carried by rivers into the Russian Arctic Ocean.

Global efforts to reduce pollution will not be enough to mitigate the worst effects of climate change, scientists say. We ...

Cutting down boreal forest and sinking the felled trees in the depths of the Arctic Ocean could remove up to 1 billion tonnes of carbon dioxide from the atmosphere each year – but it could come at a c ...

Spacecraft orbiting the Red Planet have helped researchers map out an ancient coastline that surrounded a large ocean billions of years ago ...

Not so long ago, the Arctic—a remote and thinly populated region stretching from Alaska to Siberia—seemed immune to the kind ...

An abundance of natural resources, faster trade routes and military advantages have powers around the globe vying for a slice ...

Ancient shoreline features hint that water on Mars once formed a vast ocean.

Henningsvær Football Field is located in the fishing village of Henningsvær, part of Norway’s Lofoten Islands above the ...

Mars had an Arctic-sized ocean, and scientists are only now beginning to see the outline of it. For a long time, the planet ...

US concerns about the status of its base in the Chagos Archipelago is understandable in a region of huge strategic importance ...