A team of University of Wyoming researchers led by noted volcano expert Ken Sims spent several days studying geologic formations in Yellowstone National Park in Nov. 2013. Sims is one of many scientists trying to find out more about the incredibly complex system that makes up what is essentially a volcano under Yellowstone. Photography by Dan Cepeda, Casper Star-Tribune

(0) comments

Welcome to the discussion.

Keep it Clean. Please avoid obscene, vulgar, lewd, racist or sexually-oriented language.
PLEASE TURN OFF YOUR CAPS LOCK.
Don't Threaten. Threats of harming another person will not be tolerated.
Be Truthful. Don't knowingly lie about anyone or anything.
Be Nice. No racism, sexism or any sort of -ism that is degrading to another person.
Be Proactive. Use the 'Report' link on each comment to let us know of abusive posts.
Share with Us. We'd love to hear eyewitness accounts, the history behind an article.