A woman has been arrested in the US state of Alaska after a five-year-old girl was found to have carried her younger sibling almost one kilometre to a neighbour's house shoeless in minus 35 degrees.

The tsunami warning for the US west coast triggered by the Alaska quake has been cancelled.

Salmon are paying the price for the resurgence of an endangered killer whale population off the US west coast.

A 3.8 magnitude earthquake has hit the central part of Alaska - the fourth to rock the state over the weekend.

An Alaska volcano that has erupted periodically since mid-December has sent up its biggest cloud to date, prompting warnings to airliners and a major US fishing port in the Aleutian Islands.

A volcano is erupting again in Alaska's Aleutian Islands.

Fossils from a unique plant-eating dinosaur found in the high Arctic of Alaska may change how scientists view dinosaur physiology, say US researchers.

Researchers say fossils found in northern Alaska came from a new species of dinosaur.

Barack Obama is to venture into the Alaskan wilderness with British adventurer Bear Grylls for a television programme, it has been announced.

Are those… miniature bears?!

The US government has given Royal Dutch Shell the final permit it needs to drill for oil in the Arctic Ocean off Alaska’s north west coast for the first time in more than two decades.

And we can't say we blame him. It looks incredible.