A permafrost-created a pingo or “ice pimple” in the North Slope of Alaska. Scientists from Sandia National Laboratories have been using a fiber optic cable to study permafrost in the Arctic ...

The Siberian permafrost, which includes areas in northern Canada, Alaska, and Greenland, has been host to other incredible archaeological finds in the past. In fact, the team responsible for the ...

One theory is that the feature is a ‘pingo,’ reports the Sunday Morning Herald. A pingo is a large chunk of ice that is located underground that can create a hole in the ground when it melts.

One theory is that the feature is a ‘pingo,’ reports the Sunday Morning Herald. A pingo is a large chunk of ice that is located underground that can create a hole in the ground when it melts.

As permafrost laced with buried ice thaws, the ground collapses, forming craters or lakes. This story appears in the September 2019 issue of National Geographic magazine. Sergey Zimov, right ...

The pipeline will be buried in a trench, mostly in permafrost.' And we looked at each other in sort of a manner of disbelief." — Art Lachenbruch, U.S. Geological Survey Art Lachenbruch was a ...

Instead, they were delayed by several thousand years, until permafrost began thawing. The researchers say their findings indicate that thawing permafrost was an important trigger of landslides in ...