The Batagay megaslump, also known as the “gateway to the underworld,” continues to expand in Siberia’s permafrost and is offering scientists a rare glimpse into ancient environmental conditions. First ...

But the size of the Batagay "crater" has earned it the title of megaslump. It's named for the nearby town of Batagay. "Permafrost is not the most, let's say, photogenic of subjects," Roger ...

The vast frozen terrain of Arctic permafrost thawed several times in North America within the past 1 million years when the world's climate was not much warmer than today, researchers from the United ...

GalleryThese mounds are not new, but they are multiplying due to climate change and are spreading into cities, threatening some infrastructure. In the vast white expanse around Churapcha in ...

A large crater in Siberia is getting bigger due to the way permafrost interacts with the environment. It is helping scientists understand more about past climates and how the permafrost is ...

In the vast white expanse around Churapcha in eastern Siberia, the ever more rapid thaw of the permafrost is changing the landscape, cracking up houses and releasing greenhouse gases. A growing number ...