70% of this potent pollutant comes from fossil fuels, not biomass burning.

Does this look like 'alarmism' to you?

A new NOAA report reveals we've lost 95% of the Arctic's oldest, thickest sea ice. Here's what that looks like.

There's a new polar bear live cam in town ...

As melting ice opens up new potential for exploitation in the Arctic, a new ban aims to protect much of the fragile ecosystem.

Scientists discovered that plants in the Arctic are growing twice the height.

The laser-outfitted satellite will be able to pick up shifts in the ice on a very small scale.

They call it a "one-off" but it is the shape of things to come.

NASA's monthly Puzzler is meant to puzzle readers; this one has the experts puzzled as well.

A team of scientists have developed a novel way to determine the age of these long-lived marine animals.

Looking to reduce waste, increase local food security and create a "circular economy," this permaculture project is growing food in the Arctic.

Researchers discover how Arctic foxes modify their dens to make the surrounding land more fertile.

A rise in Arctic storms has more than doubled the number of winter warming events, which could greatly impede ice growth.

The Gwich'in people have been fighting this battle for decades, and now they need broader public support. Learn how you can help.

This week, delegates are meeting to determine the fate of a proposal to protect part of the Arctic. This pianist's moving performance urges people to show their support.

Take a breathtaking 9-minute journey with wildlife photographer Vincent Munier through the beautifully bleak frozen North, you won’t be sorry.

More good news for the Arctic as the Obama administration pushes off further offshore drilling in Alaska.

Today, Shell announced it will abandon exploratory drilling off the coast of Alaska.