The Paleopals were caught up in the NASA excitement yesterday so they sat down and did an impromptu show! Enjoy this special edition slightly shorter episode all about Arsenic and Old Lake!

If you're interested in more great science chat check out a regular episode released Mondays at http://www.sciencesortof.com/

Or our blog which is updated all week long at http://paleocave.com/

Music: That's Life - Frank Sinatra