This episode examines the breakthrough of a new mRNA-based personalized cancer vaccine and the political controversy surrounding the technology in the US. Host Asma Khalid speaks with science writer Tom Whipple about how mRNA, previously validated by COVID-19 vaccines, is now being used to train immune systems to fight skin cancer. They discuss the scientific promise of this programmable technology versus the skepticism and funding cuts driven by Health Secretary RFK Jr., who questions mRNA's efficacy and safety. The conversation highlights the tension between medical innovation and politic…