This is a one-off podcast episode for a science project. I was given the opportunity to send an experiment on a high-altitude weather balloon to 100,000 feet, and that experiment was sourdough starter. This episode explores and describes the experiment from start to finish. Read the Science Research Proposal: https://bit.ly/3Ny6rGE View the images: https://bit.ly/3MFZBiw Review the Works Cited: https://bit.ly/3yU7qNf