Russian energy company Gazprom announced it completed its first shipment of liquefied natural gas through its Northern Sea Route.
Genetic studies have shown American Indians and Northern Europeans more closely related than previously thought, scientists say.
'American only' Costco FB page shut down ... Hometown fisherman lands $50,000 salmon ... Limbless swimmer completes feat ... Tons of beer spilled in N.C. crash ... The world as we know it from UPI.
Frenchman Philippe Croizon, a quadruple amputee, successfully swam across the Bering Strait from the United States to Russia.
An increase in shipping traffic in formerly ice-choked Arctic waterways poses a significant increase in risk to the region's marine mammals, researchers say.
Ships supplying the U.S. base in Antarctica are relying on Russian icebreakers to provide shipping channels, with few available U.S. cutters, officials said.
One of the worst Bering Sea storms on record pounded Alaska Wednesday with high winds, blizzard conditions and coastal flooding, officials said.
News from United Press International, around the world around the clock ...
A Russian crew aboard a boat made with bamboo, rope and duct tape has nearly completed its journey through Canada's Northwest Passage, a crew member said.
A warming arctic climate could open up faster and more efficient sea travel routes but bring a risk of maritime "traffic jams," experts say.