(Story producer & Post supervisor - Vice Media)

In episode one of The Most Unknown, microbiologist Jennifer Macalady, along with a team of divers, spelunk through Italy’s water-rich Frasassi Caves to search for mysterious microbes that could hold clues to the origins of life on Earth.

For the past 20 years, Macalady and her team have rappelled through Frasassi’s immense chambers to solve what’s perplexed scientists since the caves were discovered: How does life thrive in Frasassi’s depths, and where does it come from?