Ocean Worlds

Published: April 12, 2017, 10:20 p.m.

For life to exist as we know it, there must be an ocean and a source of energy, no sun required. Deep in the Earth's oceans, where there is no sun, hot vents provide the energy for life.

So, find an ocean, with hot vents, find life, Simple.

So where are these oceans worlds? Find out, in this episode.