Two years ago, a robotic submersible ventured under the "Doomsday Glacier" in Antarctica and never returned, lost somewhere ...

What happened to the sub when it disappeared beneath the icy depths?

A pioneering robotic submarine that explored beneath Antarctica’s glaciers has been lost, but its discoveries are reshaping ...

For what is likely the first time, a Ross seal has been photographed below the ocean's surface. Ross seals, the smallest and rarest members of the Antarctic true seal family, are incredibly elusive.

As bubbles rippled across the frigid Finnish lake, diver Daan Jacobs emerged from a hole carved out of the thick, crackling ...

In remote West Antarctica, two glaciers are melting. The Thwaites and Pine Island glaciers account for more than a third of the total ice loss in Antarctica. Thwaites, roughly the size of Florida, is ...

Southern Florida could be underwater within centuries. A rare geological record from beneath the Ross Ice Shelf confirms the ...

Striations, grooves, and mud deposits from anchor retrieval were visible in the substrate of the ocean floor. At the disturbed sites, little to no marine life was present. Credit: Matt Mulrennan / ...

Antarctic sea ice collapse in 2015 was driven by hidden ocean heat rising from below, not just surface warming.

In a square hole carved out of the thick ice, two divers vanished into the depths of an Arctic lake, leaving nothing but ...