Saturn's small, crater-covered moon Mimas may have a vast ocean under its thick icy surface, according to a new paper.
Why it matters: The discovery suggests the conditions under which oceans — thought to be promising places to look for signs of life — can exist may be more varied than previously thought.
Leading climate scientist Michael Mann was awarded $1 million in damages after winning his defamation lawsuit against two conservative writers over their response to his pivotal work on global warming.
The big picture: The University of Pennsylvania professor sued Rand Simberg, a former adjunct scholar at the Competitive Enterprise Institute, and Mark Steyn, a contributor to National Review over their online posts from more than a decade ago about a key graph Mann helped author that illustrated rising global temperatures.
