Arctic

Sailors are sweeping for explosives in the depths of frigid Arctic waters as they prepare for a new kind of fight.

The drones could be programmed to "follow strategic assets," including Norwegian or ally submarines.

The service aims to work with partners to promote visibility and ensure stability in the region.

The new deputy 2nd Fleet commander says the command will be "expeditionary."

"With Arctic warming continuing, the Arctic Ocean and its periphery is emerging as a theater of Russian/American rivalry."

The prospect of the Arctic Ocean emerging as a theater of military rivalry will create new challenges for the U.S. and NATO.

The Marine Corps wants flame-resistant gear for Marines serving in cold climates as more troops deploy to the Arctic.

Thule Air Base in Greenland is operating normally after reports that a possible meteorite exploded in the air above it.

Lawmakers want Mattis to submit a report to Congress on whether the U.S. military service have the equipment and training...