parthenogenesis

A snake. A ray. A shark. They each got pregnant with no male involved. In fact, scientists are finding more and more species that can reproduce on their own. What’s going on? For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable by making a financial contribution to Vox: vox.com/givepodcasts Please take a second to help us learn more about you! vox.com/podcastsurvey Learn more about your ad choices. Visit podcastchoices.com/adchoices

Scientists have discovered that some female condors don't need males to reproduce. This phenomenon is known as parthenogenesis, and it's been observed in other animals too. The Atlantic's Sarah Zhang explains how it was found in California condors and its implications for these endangered birds.

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For Christians, the Christmas centers around a miraculous virgin birth. But don’t worry, secular holiday revelers, because nature has its own virgin births to wonder over. In this episode of Stuff to Blow Your Mind, Robert Lamb and Joe McCormick explore the world of parthenogenesis. 

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