In an ice cave, the distance between you and the rich blue ice around you vanishes. I walked into one such cave in southern Iceland, delicately through a tunnel of circular ice arches. They ...

The night fantastic - nocturnal tourism is taking off in Tromso, says Graham Hiscott, who headed deep into the Arctic circle ...

The findings paint a new picture of life in the Arctic’s polar night and possibly beyond. Life may not be packed entirely into a few short months of summer; rather, the waters may be productive ...

By Katrina Miller Astute skywatchers may have already seen the striking line of planets across the night sky in January. This week Mercury joins the queue. Now every other world in our solar ...