Melting Arctic ice is revealing a hidden world of nitrogen-fixing bacteria beneath the surface. These microbes, not the usual ...

As Arctic sea ice melts, new life may emerge from the thaw. Researchers have discovered that bacteria beneath and along the melting ice are converting nitrogen gas into a form that fuels algae. The ...

The Arctic Ocean, once locked in a vault of thick, old ice, now is transforming at lightspeed. Temperatures there are ...

Researchers from the University of Copenhagen have discovered an important phenomenon beneath the Arctic sea ice that was ...

The author’s view walking across Arctic sea ice off Utqiagvik, Alaska, in April 2025. (Photo by Alexandra Jahn/The Conversation) As I walked out onto the frozen Arctic water off Utqiagvik, Alaska, for ...

Sea-level rise and warming waters are issues often discussed in San Mateo County, where residents see king tides flood low-lying streets and hear warnings about future shoreline retreat. But more than ...

The Trump administration has finalized a plan to open the coastal plain of Alaska’s Arctic National Wildlife Refuge to oil ...

The hardy Arctic fox spends its winters hunting alone across the frigid landscape. But these little foxes mate for life, and when spring arrives, it’s time to go home and reunite with their mate. A ...

The shrinking sea ice in the Arctic Ocean is, overall, a disaster. But paradoxically, the melting of the ice can also fuel ...