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 email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

Learn more about your ad choices. Visit podcastchoices.com/adchoices