It sounds like something from a science-fiction novel or a disaster movie. A hidden city under ice, housing 200 people, complete with hospital, cinema, church and research labs – and powered by a mini nuclear reactor. In fact it is reality and lies below the ice of north-west Greenland. The building of Camp Century was started in 1959, by US army engineers.

Silver salmon, Brant geese and berries.

Ticks that infest red squirrels, snowshoe hares and a variety of birds have always been present in Alaska, but a team of biologists and veterinarians recently found five non-native ticks on Alaska dogs and people.

Never seen a grouse this size.

Hundreds of Chugach Electric customers in Anchorage and Girdwood remained without power Wednesday morning amid outages from Fairbanks to Nikiski.

High wind warning for Anchorage. Winds could reach 50 mph with gusts to 100 mph.

Freak warm weather followed by a freeze in winter 2013-14 caused an ice-over of pastures which led to the deaths of some 70,000 reindeer in a famine. This summer, there was an outbreak of deadly anthrax after the hottest Arctic summer on record.

Cause for Drying Uncertain

Strange and unusual plant located in Nulato on northwest bank of the Yukon River.

Rare monarch caterpillar-butterfly (Danaus plexippus) seen in five years.

Severe turbulence, which recently forced the emergency landing of a transatlantic flight, is on the rise. But why and what can be done?

Young moose eating rose hips.

Blue-footed booby nesting on San Jeronimo Island.

Bumblebees (bombus polaris), moths, butterflies, mosquitoes (Culicidae) and gnats (Nematocera) are still here.

Ponds in and around the Nome area are drying up.