Aaron Curtis, a postdoctoral scholar at JPL, stands next to an ice tower. These towers form over caves as gases escape and freeze in the open air. (Nial Peters)
Home Aaron Curtis, a postdoctoral scholar at JPL, stands next to an ice tower. These towers form over caves as gases escape and freeze in the open air. (Nial Peters) Aaron Curtis, a postdoctoral scholar at JPL, stands next to an ice tower. These towers form over caves as gases escape and freeze in the open air. (Nial Peters)
Aaron Curtis, a postdoctoral scholar at JPL, stands next to an ice tower. These towers form over caves as gases escape and freeze in the open air. (Nial Peters)
