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“Unknowns” Podcast Episode 2

“Unknowns” Podcast Episode 2 (7:54)

Key Ideas

As this video progresses, key ideas will be introduced to invoke discussion.

Key Ideas

Think about the following questions as you watch the video


  1. 01:05 Where did Darwin think the origins of life on Earth began?
  2. 03:23 Why do some scholars think that life may have originated deep in the ocean?
  3. 05:12 Why is it possible that early life on Earth may have been killed off?
  4. 07:15 What is LUCA?
  5. 07:54 For how many years of Earth’s history may there have been unsuccessful experiments of life?