Siberian crater mystery may be solved

This mysterious crater cropped up in far northern Siberia in mid-July. Scientists propose that the hole formed when methane gas from thawing permafrost erupted to the surface.

Courtesy of Marya Zulinova, Yamalo-Nenets Autonomous/The Siberian Times

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Earth

From the Nature Index

Paid Content