How I went from Football to a PhD in Alien Worlds

This episode starts with the story behind the science: how a football injury, a lost sense of identity, and a Cosmos documentary helped send me toward astronomy and exoplanet research. From there, we get into what my dissertation was actually about: atmospheric mass loss for close-in exoplanets. That means planets getting blasted by radiation from their stars, losing gas over time, and sometimes leaving behind clues we can detect from Earth. We talk Mars, Venus, hot Jupiters, helium escape, W...