Quest for Primordial Water

Life as we know it needs water, but scientists can’t figure out where Earth’s water came from. Answering that question is just one piece of an even bigger mystery: “Why are we here?” (Updated from 2023)

For show transcripts, go to vox.com/unxtranscripts

For more, go to vox.com/unexplainable

Vox is also currently running a series called Home Planet, which is all about celebrating Earth in the face of climate change: vox.com/homeplanet

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