Arctic

Extinct smallpox virus could be resurrected by global warming

Greenland tourism hub showcases natural beauty, perilously fast-melting glacier

'Watermelon snow' speeds Arctic melting

What are megaslumps, and how do they threaten our planet?

The land that gravity forgot

Teens brave the Arctic to convince world leaders to put kids first

Brinicles: What are 'icicles of death'?

Canada, Denmark wage 'whisky war' on the rocks

As polar bears wait, let's talk about ice

7 reasons why Arctic sea ice matters

Icehotel to welcome guests year-round with a little help from the sun

Permafrost decomposes, releases carbon dioxide far quicker than once believed

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