Beneath the vast Arctic and Antarctic ice sheets, there’s a weird world unlike any other

For decades, the story of coastal risk has been dominated by climate change and rising seas. But a major new global study suggests that, for hundreds of millions of people living on river deltas – inc

V isions of the parched ground of last ...

Head to Alaska, America’s largest state, for everything from gold-rush glamour to Arctic adventures

Amazing answers to your curious questions

Just before Christmas, a bitter wind blew in. Ice and snow descended, first in Scotland and then, on Boxing Day, across the rest of the UK. Before it could melt or the new year arrive, a second blizza