Moon poop

Astronauts left something on the moon that could help unlock the origins of life itself. For more, go to http://vox.com/unexplainable It’s a great place to sign up for our newsletter, view show transcripts, and read more about the topics on our show. Also, email us! [email protected] We read every email. We are conducting an audience survey to better serve you. It takes about five minutes, and it really helps out the show. Please take our survey here: vox.com/survey Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts Learn more about your ad choices. Visit podcastchoices.com/adchoices