This episode explores 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, once a scientific dead end, was accelerated by the pandemic to save millions. They discuss the recent cancellation of $500 million in mRNA research funding by HHS Secretary RFK Jr., who questions the technology's safety and efficacy. The conversation highlights the tension between scientific promise and political skepticism, noting that while funding cuts may hinder U…