Add Yahoo as a preferred source to see more of our stories on Google. Still not over all the polar bear sightings. In this video, Lindblad Expedition’s National Geographic Resolution ship took us on ...

Add Yahoo as a preferred source to see more of our stories on Google. Deep down in the Arctic Ocean, life becomes bizarre. One might suppose that at its greatest depths, the icy, dark water would be ...

The Arctic Ocean, once locked in a vault of thick, old ice, now is transforming at lightspeed. Temperatures there are increasing at up to four times the rate of the planet overall, melting sea ice ...

As the Arctic Ocean loses its sea ice due to climate change, sunlight penetrates deeper into the water and encourages the growth of tiny plant-like organisms (phytoplankton). But to thrive, they need ...

A conveyor belt of ocean water that loops the planet and regulates global temperatures could be heading for a tipping point.