A dramatic shift is unfolding in the Arctic Ocean, where killer whales (orcas)—once blocked by thick ice—are now establishing ...

Warm Atlantic waters are rapidly reshaping the Siberian Arctic, sparking an era of unprecedented sea ice loss—something that ...

It's spring, the sun is shining and something is about to happen with the plankton in the cold waters of the Arctic Ocean.

Cold air originating from the Arctic Ocean was dislodged earlier this week and spilled south across the United States. As a ...

Several conservation groups filed litigation in federal court in Alaska this week seeking to stop efforts by the Trump ...

Green advocacy groups filed two lawsuits against the Trump administration on Wednesday, marking the first environmental legal ...

Scientists say faster warming will lead to a breakdown of ecosystems, with an ice-free Arctic Ocean all summer and rising sea ...

The country has a growing confluence of scientific, commercial and strategic plans to boost its presence. Read more at ...

The geographical proximity of the US and Russia to the Arctic Ocean will generate a constant political tremor in the ...

Environmental groups on Wednesday moved in court to block President Donald Trump’s administration from allowing offshore oil ...

The groups say the president does not have the authority to revoke an earlier president's ocean protections under federal law ...

The formation, movement and melting of icebergs offer insights into some of the most extreme areas of the cryosphere, like Antarctica and Greenland.