Origins: The meaning of “life”

For every definition of life, there’s a creature that sends us
right back to the drawing board. This is the third episode in our
three-part series, Origins, about the beginnings and boundaries of
life on Earth. For more, go to http://vox.com/unexplainable It’s a
great place to view show transcripts and read more about the topics
on our show. Also, email us! unexplainable@vox.com We read every
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