A Radioactive Gas Is Lurking Beneath the Permafrost theatlantic.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from theatlantic.com Daily Mail and Mail on Sunday newspapers.
The new research estimates the moon's polar regions could hold up to 3,500 cubic kilometers 840 cubic miles or more of surface permafrost or subsurface liquid water